1891873278

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{359}}^1\times {\mathrm{2137}}^1$

素因数の和:2641

約数の個数: 48

約数和(自身を含む): 4142417760

約数和(自身を除く): 2250544482

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 359, 411, 718, 822, 1077, 1233, 2137, 2154, 2466, 3231, 4274, 6411, 6462, 12822, 19233, 38466, 49183, 98366, 147549, 292769, 295098, 442647, 585538, 767183, 878307, 885294, 1534366, 1756614, 2301549, 2634921, 4603098, 5269842, 6904647, 13809294, 105104071, 210208142, 315312213, 630624426, 945936639, 1891873278]

約数ペア:

[(1, 1891873278), (2, 945936639), (3, 630624426), (6, 315312213), (9, 210208142), (18, 105104071), (137, 13809294), (274, 6904647), (359, 5269842), (411, 4603098), (718, 2634921), (822, 2301549), (1077, 1756614), (1233, 1534366), (2137, 885294), (2154, 878307), (2466, 767183), (3231, 585538), (4274, 442647), (6411, 295098), (6462, 292769), (12822, 147549), (19233, 98366), (38466, 49183)]