15947946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2693}}^1$

素因数の和:2755

約数の個数: 48

約数和(自身を含む): 40345344

約数和(自身を除く): 24397398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2693, 2961, 5386, 5922, 8079, 16158, 18851, 24237, 37702, 48474, 56553, 113106, 126571, 169659, 253142, 339318, 379713, 759426, 885997, 1139139, 1771994, 2278278, 2657991, 5315982, 7973973, 15947946]

約数ペア:

[(1, 15947946), (2, 7973973), (3, 5315982), (6, 2657991), (7, 2278278), (9, 1771994), (14, 1139139), (18, 885997), (21, 759426), (42, 379713), (47, 339318), (63, 253142), (94, 169659), (126, 126571), (141, 113106), (282, 56553), (329, 48474), (423, 37702), (658, 24237), (846, 18851), (987, 16158), (1974, 8079), (2693, 5922), (2961, 5386)]