391356770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2851}}^1$

素因数の和:2955

約数の個数: 64

約数和(自身を含む): 842731776

約数和(自身を除く): 451375006

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 53, 70, 74, 106, 185, 259, 265, 370, 371, 518, 530, 742, 1295, 1855, 1961, 2590, 2851, 3710, 3922, 5702, 9805, 13727, 14255, 19610, 19957, 27454, 28510, 39914, 68635, 99785, 105487, 137270, 151103, 199570, 210974, 302206, 527435, 738409, 755515, 1054870, 1057721, 1476818, 1511030, 2115442, 3692045, 5288605, 5590811, 7384090, 10577210, 11181622, 27954055, 39135677, 55908110, 78271354, 195678385, 391356770]

約数ペア:

[(1, 391356770), (2, 195678385), (5, 78271354), (7, 55908110), (10, 39135677), (14, 27954055), (35, 11181622), (37, 10577210), (53, 7384090), (70, 5590811), (74, 5288605), (106, 3692045), (185, 2115442), (259, 1511030), (265, 1476818), (370, 1057721), (371, 1054870), (518, 755515), (530, 738409), (742, 527435), (1295, 302206), (1855, 210974), (1961, 199570), (2590, 151103), (2851, 137270), (3710, 105487), (3922, 99785), (5702, 68635), (9805, 39914), (13727, 28510), (14255, 27454), (19610, 19957)]