87744839

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 117899712

約数和(自身を除く): 30154873

約数列:

[1, 7, 13, 23, 49, 53, 91, 113, 161, 299, 371, 637, 689, 791, 1127, 1219, 1469, 2093, 2597, 2599, 4823, 5537, 5989, 8533, 10283, 14651, 15847, 18193, 33761, 33787, 41923, 59731, 71981, 77857, 110929, 127351, 137747, 236509, 293461, 544999, 776503, 964229, 1655563, 1790711, 3814993, 6749603, 12534977, 87744839]

約数ペア:

[(1, 87744839), (7, 12534977), (13, 6749603), (23, 3814993), (49, 1790711), (53, 1655563), (91, 964229), (113, 776503), (161, 544999), (299, 293461), (371, 236509), (637, 137747), (689, 127351), (791, 110929), (1127, 77857), (1219, 71981), (1469, 59731), (2093, 41923), (2597, 33787), (2599, 33761), (4823, 18193), (5537, 15847), (5989, 14651), (8533, 10283)]