69972795

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 131241600

約数和(自身を除く): 61268805

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 61, 87, 135, 145, 183, 261, 293, 305, 435, 549, 783, 879, 915, 1305, 1465, 1647, 1769, 2637, 2745, 3915, 4395, 5307, 7911, 8235, 8497, 8845, 13185, 15921, 17873, 25491, 26535, 39555, 42485, 47763, 53619, 76473, 79605, 89365, 127455, 160857, 229419, 238815, 268095, 382365, 482571, 518317, 804285, 1147095, 1554951, 2412855, 2591585, 4664853, 7774755, 13994559, 23324265, 69972795]

約数ペア:

[(1, 69972795), (3, 23324265), (5, 13994559), (9, 7774755), (15, 4664853), (27, 2591585), (29, 2412855), (45, 1554951), (61, 1147095), (87, 804285), (135, 518317), (145, 482571), (183, 382365), (261, 268095), (293, 238815), (305, 229419), (435, 160857), (549, 127455), (783, 89365), (879, 79605), (915, 76473), (1305, 53619), (1465, 47763), (1647, 42485), (1769, 39555), (2637, 26535), (2745, 25491), (3915, 17873), (4395, 15921), (5307, 13185), (7911, 8845), (8235, 8497)]