13521872

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 33247872

約数和(自身を除く): 19726000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 74, 91, 104, 112, 148, 182, 208, 251, 259, 296, 364, 481, 502, 518, 592, 728, 962, 1004, 1036, 1456, 1757, 1924, 2008, 2072, 3263, 3367, 3514, 3848, 4016, 4144, 6526, 6734, 7028, 7696, 9287, 13052, 13468, 14056, 18574, 22841, 26104, 26936, 28112, 37148, 45682, 52208, 53872, 65009, 74296, 91364, 120731, 130018, 148592, 182728, 241462, 260036, 365456, 482924, 520072, 845117, 965848, 1040144, 1690234, 1931696, 3380468, 6760936, 13521872]

約数ペア:

[(1, 13521872), (2, 6760936), (4, 3380468), (7, 1931696), (8, 1690234), (13, 1040144), (14, 965848), (16, 845117), (26, 520072), (28, 482924), (37, 365456), (52, 260036), (56, 241462), (74, 182728), (91, 148592), (104, 130018), (112, 120731), (148, 91364), (182, 74296), (208, 65009), (251, 53872), (259, 52208), (296, 45682), (364, 37148), (481, 28112), (502, 26936), (518, 26104), (592, 22841), (728, 18574), (962, 14056), (1004, 13468), (1036, 13052), (1456, 9287), (1757, 7696), (1924, 7028), (2008, 6734), (2072, 6526), (3263, 4144), (3367, 4016), (3514, 3848)]