40891515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 79872000

約数和(自身を除く): 38980485

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 103, 105, 133, 199, 285, 309, 399, 515, 597, 665, 721, 995, 1393, 1545, 1957, 1995, 2163, 2985, 3605, 3781, 4179, 5871, 6965, 9785, 10815, 11343, 13699, 18905, 20497, 20895, 26467, 29355, 41097, 56715, 61491, 68495, 79401, 102485, 132335, 143479, 205485, 307455, 389443, 397005, 430437, 717395, 1168329, 1947215, 2152185, 2726101, 5841645, 8178303, 13630505, 40891515]

約数ペア:

[(1, 40891515), (3, 13630505), (5, 8178303), (7, 5841645), (15, 2726101), (19, 2152185), (21, 1947215), (35, 1168329), (57, 717395), (95, 430437), (103, 397005), (105, 389443), (133, 307455), (199, 205485), (285, 143479), (309, 132335), (399, 102485), (515, 79401), (597, 68495), (665, 61491), (721, 56715), (995, 41097), (1393, 29355), (1545, 26467), (1957, 20895), (1995, 20497), (2163, 18905), (2985, 13699), (3605, 11343), (3781, 10815), (4179, 9785), (5871, 6965)]