28937328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1302

約数の個数: 80

約数和(自身を含む): 86708736

約数和(自身を除く): 57771408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 852, 994, 1136, 1213, 1491, 1704, 1988, 2426, 2982, 3408, 3639, 3976, 4852, 5964, 7278, 7952, 8491, 9704, 11928, 14556, 16982, 19408, 23856, 25473, 29112, 33964, 50946, 58224, 67928, 86123, 101892, 135856, 172246, 203784, 258369, 344492, 407568, 516738, 602861, 688984, 1033476, 1205722, 1377968, 1808583, 2066952, 2411444, 3617166, 4133904, 4822888, 7234332, 9645776, 14468664, 28937328]

約数ペア:

[(1, 28937328), (2, 14468664), (3, 9645776), (4, 7234332), (6, 4822888), (7, 4133904), (8, 3617166), (12, 2411444), (14, 2066952), (16, 1808583), (21, 1377968), (24, 1205722), (28, 1033476), (42, 688984), (48, 602861), (56, 516738), (71, 407568), (84, 344492), (112, 258369), (142, 203784), (168, 172246), (213, 135856), (284, 101892), (336, 86123), (426, 67928), (497, 58224), (568, 50946), (852, 33964), (994, 29112), (1136, 25473), (1213, 23856), (1491, 19408), (1704, 16982), (1988, 14556), (2426, 11928), (2982, 9704), (3408, 8491), (3639, 7952), (3976, 7278), (4852, 5964)]