81804828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2131}}^1$

素因数の和:2602

約数の個数: 48

約数和(自身を含む): 218726144

約数和(自身を除く): 136921316

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 457, 914, 1371, 1828, 2131, 2742, 3199, 4262, 5484, 6393, 6398, 8524, 9597, 12786, 12796, 14917, 19194, 25572, 29834, 38388, 44751, 59668, 89502, 179004, 973867, 1947734, 2921601, 3895468, 5843202, 6817069, 11686404, 13634138, 20451207, 27268276, 40902414, 81804828]

約数ペア:

[(1, 81804828), (2, 40902414), (3, 27268276), (4, 20451207), (6, 13634138), (7, 11686404), (12, 6817069), (14, 5843202), (21, 3895468), (28, 2921601), (42, 1947734), (84, 973867), (457, 179004), (914, 89502), (1371, 59668), (1828, 44751), (2131, 38388), (2742, 29834), (3199, 25572), (4262, 19194), (5484, 14917), (6393, 12796), (6398, 12786), (8524, 9597)]