1329698825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{2621}}^1$

素因数の和:2874

約数の個数: 48

約数和(自身を含む): 2039202816

約数和(自身を除く): 709503991

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 223, 325, 455, 1115, 1561, 2275, 2621, 2899, 5575, 7805, 13105, 14495, 18347, 20293, 34073, 39025, 65525, 72475, 91735, 101465, 170365, 238511, 458675, 507325, 584483, 851825, 1192555, 2922415, 4091381, 5962775, 7598279, 14612075, 20456905, 37991395, 53187953, 102284525, 189956975, 265939765, 1329698825]

約数ペア:

[(1, 1329698825), (5, 265939765), (7, 189956975), (13, 102284525), (25, 53187953), (35, 37991395), (65, 20456905), (91, 14612075), (175, 7598279), (223, 5962775), (325, 4091381), (455, 2922415), (1115, 1192555), (1561, 851825), (2275, 584483), (2621, 507325), (2899, 458675), (5575, 238511), (7805, 170365), (13105, 101465), (14495, 91735), (18347, 72475), (20293, 65525), (34073, 39025)]