1258746664

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 2726760960

約数和(自身を除く): 1468014296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 307, 347, 422, 614, 694, 844, 1228, 1388, 1477, 1688, 2149, 2429, 2456, 2776, 2954, 4298, 4858, 5908, 8596, 9716, 11816, 17192, 19432, 64777, 73217, 106529, 129554, 146434, 213058, 259108, 292868, 426116, 453439, 512519, 518216, 585736, 745703, 852232, 906878, 1025038, 1491406, 1813756, 2050076, 2982812, 3627512, 4100152, 5965624, 22477619, 44955238, 89910476, 157343333, 179820952, 314686666, 629373332, 1258746664]

約数ペア:

[(1, 1258746664), (2, 629373332), (4, 314686666), (7, 179820952), (8, 157343333), (14, 89910476), (28, 44955238), (56, 22477619), (211, 5965624), (307, 4100152), (347, 3627512), (422, 2982812), (614, 2050076), (694, 1813756), (844, 1491406), (1228, 1025038), (1388, 906878), (1477, 852232), (1688, 745703), (2149, 585736), (2429, 518216), (2456, 512519), (2776, 453439), (2954, 426116), (4298, 292868), (4858, 259108), (5908, 213058), (8596, 146434), (9716, 129554), (11816, 106529), (17192, 73217), (19432, 64777)]