217478142

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 588902400

約数和(自身を除く): 371424258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 107, 114, 126, 133, 171, 189, 214, 266, 283, 321, 342, 378, 399, 513, 566, 642, 749, 798, 849, 963, 1026, 1197, 1498, 1698, 1926, 1981, 2033, 2247, 2394, 2547, 2889, 3591, 3962, 4066, 4494, 5094, 5377, 5778, 5943, 6099, 6741, 7182, 7641, 10754, 11886, 12198, 13482, 14231, 15282, 16131, 17829, 18297, 20223, 28462, 30281, 32262, 35658, 36594, 37639, 40446, 42693, 48393, 53487, 54891, 60562, 75278, 85386, 90843, 96786, 106974, 109782, 112917, 128079, 145179, 181686, 211967, 225834, 256158, 272529, 290358, 338751, 384237, 423934, 545058, 575339, 635901, 677502, 768474, 817587, 1016253, 1150678, 1271802, 1635174, 1726017, 1907703, 2032506, 3452034, 3815406, 4027373, 5178051, 5723109, 8054746, 10356102, 11446218, 12082119, 15534153, 24164238, 31068306, 36246357, 72492714, 108739071, 217478142]

約数ペア:

[(1, 217478142), (2, 108739071), (3, 72492714), (6, 36246357), (7, 31068306), (9, 24164238), (14, 15534153), (18, 12082119), (19, 11446218), (21, 10356102), (27, 8054746), (38, 5723109), (42, 5178051), (54, 4027373), (57, 3815406), (63, 3452034), (107, 2032506), (114, 1907703), (126, 1726017), (133, 1635174), (171, 1271802), (189, 1150678), (214, 1016253), (266, 817587), (283, 768474), (321, 677502), (342, 635901), (378, 575339), (399, 545058), (513, 423934), (566, 384237), (642, 338751), (749, 290358), (798, 272529), (849, 256158), (963, 225834), (1026, 211967), (1197, 181686), (1498, 145179), (1698, 128079), (1926, 112917), (1981, 109782), (2033, 106974), (2247, 96786), (2394, 90843), (2547, 85386), (2889, 75278), (3591, 60562), (3962, 54891), (4066, 53487), (4494, 48393), (5094, 42693), (5377, 40446), (5778, 37639), (5943, 36594), (6099, 35658), (6741, 32262), (7182, 30281), (7641, 28462), (10754, 20223), (11886, 18297), (12198, 17829), (13482, 16131), (14231, 15282)]