212234655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{443}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 367205760

約数和(自身を除く): 154971105

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 443, 615, 779, 1329, 1681, 2215, 2337, 3895, 5043, 6645, 8405, 8417, 11685, 18163, 25215, 25251, 31939, 42085, 54489, 90815, 95817, 126255, 159695, 272445, 345097, 479085, 744683, 1035291, 1725485, 2234049, 3723415, 5176455, 11170245, 14148977, 42446931, 70744885, 212234655]

約数ペア:

[(1, 212234655), (3, 70744885), (5, 42446931), (15, 14148977), (19, 11170245), (41, 5176455), (57, 3723415), (95, 2234049), (123, 1725485), (205, 1035291), (285, 744683), (443, 479085), (615, 345097), (779, 272445), (1329, 159695), (1681, 126255), (2215, 95817), (2337, 90815), (3895, 54489), (5043, 42085), (6645, 31939), (8405, 25251), (8417, 25215), (11685, 18163)]