391330395

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{967}}^1$

素因数の和:1041

約数の個数: 72

約数和(自身を含む): 751566816

約数和(自身を除く): 360236421

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 529, 765, 967, 1035, 1173, 1587, 1955, 2645, 2901, 3519, 4761, 4835, 5865, 7935, 8703, 8993, 14505, 16439, 17595, 22241, 23805, 26979, 43515, 44965, 49317, 66723, 80937, 82195, 111205, 134895, 147951, 200169, 246585, 333615, 378097, 404685, 511543, 739755, 1000845, 1134291, 1534629, 1890485, 2557715, 3402873, 4603887, 5671455, 7673145, 8696231, 17014365, 23019435, 26088693, 43481155, 78266079, 130443465, 391330395]

約数ペア:

[(1, 391330395), (3, 130443465), (5, 78266079), (9, 43481155), (15, 26088693), (17, 23019435), (23, 17014365), (45, 8696231), (51, 7673145), (69, 5671455), (85, 4603887), (115, 3402873), (153, 2557715), (207, 1890485), (255, 1534629), (345, 1134291), (391, 1000845), (529, 739755), (765, 511543), (967, 404685), (1035, 378097), (1173, 333615), (1587, 246585), (1955, 200169), (2645, 147951), (2901, 134895), (3519, 111205), (4761, 82195), (4835, 80937), (5865, 66723), (7935, 49317), (8703, 44965), (8993, 43515), (14505, 26979), (16439, 23805), (17595, 22241)]