15538341

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 26659584

約数和(自身を除く): 11121243

約数列:

[1, 3, 7, 13, 21, 39, 47, 49, 91, 141, 147, 173, 273, 329, 519, 611, 637, 987, 1211, 1833, 1911, 2249, 2303, 3633, 4277, 6747, 6909, 8131, 8477, 12831, 15743, 24393, 25431, 29939, 47229, 56917, 89817, 105703, 110201, 170751, 317109, 330603, 398419, 739921, 1195257, 2219763, 5179447, 15538341]

約数ペア:

[(1, 15538341), (3, 5179447), (7, 2219763), (13, 1195257), (21, 739921), (39, 398419), (47, 330603), (49, 317109), (91, 170751), (141, 110201), (147, 105703), (173, 89817), (273, 56917), (329, 47229), (519, 29939), (611, 25431), (637, 24393), (987, 15743), (1211, 12831), (1833, 8477), (1911, 8131), (2249, 6909), (2303, 6747), (3633, 4277)]