71349255

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 139148064

約数和(自身を除く): 67798809

約数列:

[1, 3, 5, 9, 15, 17, 27, 43, 45, 51, 81, 85, 129, 135, 153, 215, 241, 255, 387, 405, 459, 645, 723, 731, 765, 1161, 1205, 1377, 1935, 2169, 2193, 2295, 3483, 3615, 3655, 4097, 5805, 6507, 6579, 6885, 10363, 10845, 10965, 12291, 17415, 19521, 19737, 20485, 31089, 32535, 32895, 36873, 51815, 59211, 61455, 93267, 97605, 98685, 110619, 155445, 176171, 184365, 279801, 296055, 331857, 466335, 528513, 553095, 839403, 880855, 1399005, 1585539, 1659285, 2642565, 4197015, 4756617, 7927695, 14269851, 23783085, 71349255]

約数ペア:

[(1, 71349255), (3, 23783085), (5, 14269851), (9, 7927695), (15, 4756617), (17, 4197015), (27, 2642565), (43, 1659285), (45, 1585539), (51, 1399005), (81, 880855), (85, 839403), (129, 553095), (135, 528513), (153, 466335), (215, 331857), (241, 296055), (255, 279801), (387, 184365), (405, 176171), (459, 155445), (645, 110619), (723, 98685), (731, 97605), (765, 93267), (1161, 61455), (1205, 59211), (1377, 51815), (1935, 36873), (2169, 32895), (2193, 32535), (2295, 31089), (3483, 20485), (3615, 19737), (3655, 19521), (4097, 17415), (5805, 12291), (6507, 10965), (6579, 10845), (6885, 10363)]