68639085

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 124254000

約数和(自身を除く): 55614915

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 149, 261, 353, 435, 447, 745, 1059, 1305, 1341, 1765, 2235, 3177, 4321, 5295, 6705, 10237, 12963, 15885, 21605, 30711, 38889, 51185, 52597, 64815, 92133, 153555, 157791, 194445, 262985, 460665, 473373, 788955, 1525313, 2366865, 4575939, 7626565, 13727817, 22879695, 68639085]

約数ペア:

[(1, 68639085), (3, 22879695), (5, 13727817), (9, 7626565), (15, 4575939), (29, 2366865), (45, 1525313), (87, 788955), (145, 473373), (149, 460665), (261, 262985), (353, 194445), (435, 157791), (447, 153555), (745, 92133), (1059, 64815), (1305, 52597), (1341, 51185), (1765, 38889), (2235, 30711), (3177, 21605), (4321, 15885), (5295, 12963), (6705, 10237)]