161748765

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{461}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 303367680

約数和(自身を除く): 141618915

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 113, 115, 135, 207, 339, 345, 461, 565, 621, 1017, 1035, 1383, 1695, 2305, 2599, 3051, 3105, 4149, 5085, 6915, 7797, 10603, 12447, 12995, 15255, 20745, 23391, 31809, 38985, 52093, 53015, 62235, 70173, 95427, 116955, 156279, 159045, 260465, 286281, 350865, 468837, 477135, 781395, 1198139, 1406511, 1431405, 2344185, 3594417, 5990695, 7032555, 10783251, 17972085, 32349753, 53916255, 161748765]

約数ペア:

[(1, 161748765), (3, 53916255), (5, 32349753), (9, 17972085), (15, 10783251), (23, 7032555), (27, 5990695), (45, 3594417), (69, 2344185), (113, 1431405), (115, 1406511), (135, 1198139), (207, 781395), (339, 477135), (345, 468837), (461, 350865), (565, 286281), (621, 260465), (1017, 159045), (1035, 156279), (1383, 116955), (1695, 95427), (2305, 70173), (2599, 62235), (3051, 53015), (3105, 52093), (4149, 38985), (5085, 31809), (6915, 23391), (7797, 20745), (10603, 15255), (12447, 12995)]