31961955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 55613664

約数和(自身を除く): 23651709

約数列:

[1, 3, 5, 15, 17, 51, 73, 85, 101, 219, 255, 289, 303, 365, 505, 867, 1095, 1241, 1445, 1515, 1717, 3723, 4335, 5151, 6205, 7373, 8585, 18615, 21097, 22119, 25755, 29189, 36865, 63291, 87567, 105485, 110595, 125341, 145945, 316455, 376023, 437835, 626705, 1880115, 2130797, 6392391, 10653985, 31961955]

約数ペア:

[(1, 31961955), (3, 10653985), (5, 6392391), (15, 2130797), (17, 1880115), (51, 626705), (73, 437835), (85, 376023), (101, 316455), (219, 145945), (255, 125341), (289, 110595), (303, 105485), (365, 87567), (505, 63291), (867, 36865), (1095, 29189), (1241, 25755), (1445, 22119), (1515, 21097), (1717, 18615), (3723, 8585), (4335, 7373), (5151, 6205)]