28211352

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4759}}^1$

素因数の和:4800

約数の個数: 64

約数和(自身を含む): 79968000

約数和(自身を除く): 51756648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 4759, 5928, 9518, 14277, 19036, 28554, 38072, 57108, 61867, 90421, 114216, 123734, 180842, 185601, 247468, 271263, 361684, 371202, 494936, 542526, 723368, 742404, 1085052, 1175473, 1484808, 2170104, 2350946, 3526419, 4701892, 7052838, 9403784, 14105676, 28211352]

約数ペア:

[(1, 28211352), (2, 14105676), (3, 9403784), (4, 7052838), (6, 4701892), (8, 3526419), (12, 2350946), (13, 2170104), (19, 1484808), (24, 1175473), (26, 1085052), (38, 742404), (39, 723368), (52, 542526), (57, 494936), (76, 371202), (78, 361684), (104, 271263), (114, 247468), (152, 185601), (156, 180842), (228, 123734), (247, 114216), (312, 90421), (456, 61867), (494, 57108), (741, 38072), (988, 28554), (1482, 19036), (1976, 14277), (2964, 9518), (4759, 5928)]