129290490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{205223}}^1$

素因数の和:205243

約数の個数: 48

約数和(自身を含む): 384179328

約数和(自身を除く): 254888838

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 205223, 410446, 615669, 1026115, 1231338, 1436561, 1847007, 2052230, 2873122, 3078345, 3694014, 4309683, 6156690, 7182805, 8619366, 9235035, 12929049, 14365610, 18470070, 21548415, 25858098, 43096830, 64645245, 129290490]

約数ペア:

[(1, 129290490), (2, 64645245), (3, 43096830), (5, 25858098), (6, 21548415), (7, 18470070), (9, 14365610), (10, 12929049), (14, 9235035), (15, 8619366), (18, 7182805), (21, 6156690), (30, 4309683), (35, 3694014), (42, 3078345), (45, 2873122), (63, 2052230), (70, 1847007), (90, 1436561), (105, 1231338), (126, 1026115), (210, 615669), (315, 410446), (630, 205223)]