261058868

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1667}}^1$

素因数の和:1749

約数の個数: 72

約数和(自身を含む): 575019648

約数和(自身を除く): 313960780

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 49, 68, 94, 98, 119, 188, 196, 238, 329, 476, 658, 799, 833, 1316, 1598, 1666, 1667, 2303, 3196, 3332, 3334, 4606, 5593, 6668, 9212, 11186, 11669, 22372, 23338, 28339, 39151, 46676, 56678, 78302, 78349, 81683, 113356, 156604, 156698, 163366, 198373, 313396, 326732, 396746, 548443, 793492, 1096886, 1331933, 1388611, 2193772, 2663866, 2777222, 3839101, 5327732, 5554444, 7678202, 9323531, 15356404, 18647062, 37294124, 65264717, 130529434, 261058868]

約数ペア:

[(1, 261058868), (2, 130529434), (4, 65264717), (7, 37294124), (14, 18647062), (17, 15356404), (28, 9323531), (34, 7678202), (47, 5554444), (49, 5327732), (68, 3839101), (94, 2777222), (98, 2663866), (119, 2193772), (188, 1388611), (196, 1331933), (238, 1096886), (329, 793492), (476, 548443), (658, 396746), (799, 326732), (833, 313396), (1316, 198373), (1598, 163366), (1666, 156698), (1667, 156604), (2303, 113356), (3196, 81683), (3332, 78349), (3334, 78302), (4606, 56678), (5593, 46676), (6668, 39151), (9212, 28339), (11186, 23338), (11669, 22372)]