31197348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 67868892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 89, 91, 107, 117, 126, 156, 178, 182, 214, 234, 252, 267, 273, 321, 356, 364, 428, 468, 534, 546, 623, 642, 749, 801, 819, 963, 1068, 1092, 1157, 1246, 1284, 1391, 1498, 1602, 1638, 1869, 1926, 2247, 2314, 2492, 2782, 2996, 3204, 3276, 3471, 3738, 3852, 4173, 4494, 4628, 5564, 5607, 6741, 6942, 7476, 8099, 8346, 8988, 9523, 9737, 10413, 11214, 12519, 13482, 13884, 16198, 16692, 19046, 19474, 20826, 22428, 24297, 25038, 26964, 28569, 29211, 32396, 38092, 38948, 41652, 48594, 50076, 57138, 58422, 66661, 72891, 85707, 87633, 97188, 114276, 116844, 123799, 133322, 145782, 171414, 175266, 199983, 247598, 266644, 291564, 342828, 350532, 371397, 399966, 495196, 599949, 742794, 799932, 866593, 1114191, 1199898, 1485588, 1733186, 2228382, 2399796, 2599779, 3466372, 4456764, 5199558, 7799337, 10399116, 15598674, 31197348]

約数ペア:

[(1, 31197348), (2, 15598674), (3, 10399116), (4, 7799337), (6, 5199558), (7, 4456764), (9, 3466372), (12, 2599779), (13, 2399796), (14, 2228382), (18, 1733186), (21, 1485588), (26, 1199898), (28, 1114191), (36, 866593), (39, 799932), (42, 742794), (52, 599949), (63, 495196), (78, 399966), (84, 371397), (89, 350532), (91, 342828), (107, 291564), (117, 266644), (126, 247598), (156, 199983), (178, 175266), (182, 171414), (214, 145782), (234, 133322), (252, 123799), (267, 116844), (273, 114276), (321, 97188), (356, 87633), (364, 85707), (428, 72891), (468, 66661), (534, 58422), (546, 57138), (623, 50076), (642, 48594), (749, 41652), (801, 38948), (819, 38092), (963, 32396), (1068, 29211), (1092, 28569), (1157, 26964), (1246, 25038), (1284, 24297), (1391, 22428), (1498, 20826), (1602, 19474), (1638, 19046), (1869, 16692), (1926, 16198), (2247, 13884), (2314, 13482), (2492, 12519), (2782, 11214), (2996, 10413), (3204, 9737), (3276, 9523), (3471, 8988), (3738, 8346), (3852, 8099), (4173, 7476), (4494, 6942), (4628, 6741), (5564, 5607)]