31408416

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{8389}}^1$

素因数の和:8418

約数の個数: 72

約数和(自身を含む): 96199740

約数和(自身を除く): 64791324

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 8389, 16778, 25167, 33556, 50334, 67112, 75501, 100668, 109057, 134224, 151002, 201336, 218114, 268448, 302004, 327171, 402672, 436228, 604008, 654342, 805344, 872456, 981513, 1208016, 1308684, 1744912, 1963026, 2416032, 2617368, 3489824, 3926052, 5234736, 7852104, 10469472, 15704208, 31408416]

約数ペア:

[(1, 31408416), (2, 15704208), (3, 10469472), (4, 7852104), (6, 5234736), (8, 3926052), (9, 3489824), (12, 2617368), (13, 2416032), (16, 1963026), (18, 1744912), (24, 1308684), (26, 1208016), (32, 981513), (36, 872456), (39, 805344), (48, 654342), (52, 604008), (72, 436228), (78, 402672), (96, 327171), (104, 302004), (117, 268448), (144, 218114), (156, 201336), (208, 151002), (234, 134224), (288, 109057), (312, 100668), (416, 75501), (468, 67112), (624, 50334), (936, 33556), (1248, 25167), (1872, 16778), (3744, 8389)]