31365738

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 73866240

約数和(自身を除く): 42500502

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 41, 54, 62, 82, 93, 123, 186, 246, 279, 369, 457, 558, 738, 837, 914, 1107, 1271, 1371, 1674, 2214, 2542, 2742, 3813, 4113, 7626, 8226, 11439, 12339, 14167, 18737, 22878, 24678, 28334, 34317, 37474, 42501, 56211, 68634, 85002, 112422, 127503, 168633, 255006, 337266, 382509, 505899, 580847, 765018, 1011798, 1161694, 1742541, 3485082, 5227623, 10455246, 15682869, 31365738]

約数ペア:

[(1, 31365738), (2, 15682869), (3, 10455246), (6, 5227623), (9, 3485082), (18, 1742541), (27, 1161694), (31, 1011798), (41, 765018), (54, 580847), (62, 505899), (82, 382509), (93, 337266), (123, 255006), (186, 168633), (246, 127503), (279, 112422), (369, 85002), (457, 68634), (558, 56211), (738, 42501), (837, 37474), (914, 34317), (1107, 28334), (1271, 24678), (1371, 22878), (1674, 18737), (2214, 14167), (2542, 12339), (2742, 11439), (3813, 8226), (4113, 7626)]