401760898

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2048

約数の個数: 72

約数和(自身を含む): 816291756

約数和(自身を除く): 414530858

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 121, 154, 187, 238, 242, 374, 539, 833, 847, 1078, 1309, 1666, 1694, 1993, 2057, 2618, 3986, 4114, 5929, 9163, 11858, 13951, 14399, 18326, 21923, 27902, 28798, 33881, 43846, 67762, 97657, 100793, 153461, 195314, 201586, 237167, 241153, 306922, 372691, 474334, 482306, 745382, 1074227, 1660169, 1688071, 2148454, 2608837, 3320338, 3376142, 4099601, 5217674, 8199202, 11816497, 18261859, 23632994, 28697207, 36523718, 57394414, 200880449, 401760898]

約数ペア:

[(1, 401760898), (2, 200880449), (7, 57394414), (11, 36523718), (14, 28697207), (17, 23632994), (22, 18261859), (34, 11816497), (49, 8199202), (77, 5217674), (98, 4099601), (119, 3376142), (121, 3320338), (154, 2608837), (187, 2148454), (238, 1688071), (242, 1660169), (374, 1074227), (539, 745382), (833, 482306), (847, 474334), (1078, 372691), (1309, 306922), (1666, 241153), (1694, 237167), (1993, 201586), (2057, 195314), (2618, 153461), (3986, 100793), (4114, 97657), (5929, 67762), (9163, 43846), (11858, 33881), (13951, 28798), (14399, 27902), (18326, 21923)]