64938465

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 117398736

約数和(自身を除く): 52460271

約数列:

[1, 3, 5, 9, 15, 41, 45, 61, 123, 183, 205, 305, 369, 549, 577, 615, 915, 1731, 1845, 2501, 2745, 2885, 5193, 7503, 8655, 12505, 22509, 23657, 25965, 35197, 37515, 70971, 105591, 112545, 118285, 175985, 212913, 316773, 354855, 527955, 1064565, 1443077, 1583865, 4329231, 7215385, 12987693, 21646155, 64938465]

約数ペア:

[(1, 64938465), (3, 21646155), (5, 12987693), (9, 7215385), (15, 4329231), (41, 1583865), (45, 1443077), (61, 1064565), (123, 527955), (183, 354855), (205, 316773), (305, 212913), (369, 175985), (549, 118285), (577, 112545), (615, 105591), (915, 70971), (1731, 37515), (1845, 35197), (2501, 25965), (2745, 23657), (2885, 22509), (5193, 12505), (7503, 8655)]