289293705

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{7151}}^1$

素因数の和:7222

約数の個数: 48

約数和(自身を含む): 535541760

約数和(自身を除く): 246248055

約数列:

[1, 3, 5, 9, 15, 29, 31, 45, 87, 93, 145, 155, 261, 279, 435, 465, 899, 1305, 1395, 2697, 4495, 7151, 8091, 13485, 21453, 35755, 40455, 64359, 107265, 207379, 221681, 321795, 622137, 665043, 1036895, 1108405, 1866411, 1995129, 3110685, 3325215, 6428749, 9332055, 9975645, 19286247, 32143745, 57858741, 96431235, 289293705]

約数ペア:

[(1, 289293705), (3, 96431235), (5, 57858741), (9, 32143745), (15, 19286247), (29, 9975645), (31, 9332055), (45, 6428749), (87, 3325215), (93, 3110685), (145, 1995129), (155, 1866411), (261, 1108405), (279, 1036895), (435, 665043), (465, 622137), (899, 321795), (1305, 221681), (1395, 207379), (2697, 107265), (4495, 64359), (7151, 40455), (8091, 35755), (13485, 21453)]