7138879090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{907}}^1\times {\mathrm{16063}}^1$

素因数の和:16991

約数の個数: 48

約数和(自身を含む): 14965350912

約数和(自身を除く): 7826471822

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 907, 1814, 4535, 6349, 9070, 12698, 16063, 31745, 32126, 44443, 63490, 80315, 88886, 112441, 160630, 222215, 224882, 444430, 562205, 787087, 1124410, 1574174, 3935435, 7870870, 14569141, 29138282, 72845705, 101983987, 145691410, 203967974, 509919935, 713887909, 1019839870, 1427775818, 3569439545, 7138879090]

約数ペア:

[(1, 7138879090), (2, 3569439545), (5, 1427775818), (7, 1019839870), (10, 713887909), (14, 509919935), (35, 203967974), (49, 145691410), (70, 101983987), (98, 72845705), (245, 29138282), (490, 14569141), (907, 7870870), (1814, 3935435), (4535, 1574174), (6349, 1124410), (9070, 787087), (12698, 562205), (16063, 444430), (31745, 224882), (32126, 222215), (44443, 160630), (63490, 112441), (80315, 88886)]