31913172

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 83315232

約数和(自身を除く): 51402060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 101, 131, 134, 201, 202, 262, 268, 303, 393, 402, 404, 524, 603, 606, 786, 804, 909, 1179, 1206, 1212, 1572, 1818, 2358, 2412, 3636, 4716, 6767, 8777, 13231, 13534, 17554, 20301, 26331, 26462, 27068, 35108, 39693, 40602, 52662, 52924, 60903, 78993, 79386, 81204, 105324, 119079, 121806, 157986, 158772, 238158, 243612, 315972, 476316, 886477, 1772954, 2659431, 3545908, 5318862, 7978293, 10637724, 15956586, 31913172]

約数ペア:

[(1, 31913172), (2, 15956586), (3, 10637724), (4, 7978293), (6, 5318862), (9, 3545908), (12, 2659431), (18, 1772954), (36, 886477), (67, 476316), (101, 315972), (131, 243612), (134, 238158), (201, 158772), (202, 157986), (262, 121806), (268, 119079), (303, 105324), (393, 81204), (402, 79386), (404, 78993), (524, 60903), (603, 52924), (606, 52662), (786, 40602), (804, 39693), (909, 35108), (1179, 27068), (1206, 26462), (1212, 26331), (1572, 20301), (1818, 17554), (2358, 13534), (2412, 13231), (3636, 8777), (4716, 6767)]