40396545

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 80496000

約数和(自身を除く): 40099455

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 257, 315, 499, 771, 1285, 1497, 1799, 2313, 2495, 3493, 3855, 4491, 5397, 7485, 8995, 10479, 11565, 16191, 17465, 22455, 26985, 31437, 52395, 80955, 128243, 157185, 384729, 641215, 897701, 1154187, 1923645, 2693103, 4488505, 5770935, 8079309, 13465515, 40396545]

約数ペア:

[(1, 40396545), (3, 13465515), (5, 8079309), (7, 5770935), (9, 4488505), (15, 2693103), (21, 1923645), (35, 1154187), (45, 897701), (63, 641215), (105, 384729), (257, 157185), (315, 128243), (499, 80955), (771, 52395), (1285, 31437), (1497, 26985), (1799, 22455), (2313, 17465), (2495, 16191), (3493, 11565), (3855, 10479), (4491, 8995), (5397, 7485)]