1397293839

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{317}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 2157948000

約数和(自身を除く): 760654161

約数列:

[1, 3, 9, 19, 57, 149, 171, 173, 317, 447, 519, 951, 1341, 1557, 2831, 2853, 3287, 6023, 8493, 9861, 18069, 25479, 25777, 29583, 47233, 54207, 54841, 77331, 141699, 164523, 231993, 425097, 489763, 493569, 897427, 1041979, 1469289, 2692281, 3125937, 4407867, 8076843, 8171309, 9377811, 24513927, 73541781, 155254871, 465764613, 1397293839]

約数ペア:

[(1, 1397293839), (3, 465764613), (9, 155254871), (19, 73541781), (57, 24513927), (149, 9377811), (171, 8171309), (173, 8076843), (317, 4407867), (447, 3125937), (519, 2692281), (951, 1469289), (1341, 1041979), (1557, 897427), (2831, 493569), (2853, 489763), (3287, 425097), (6023, 231993), (8493, 164523), (9861, 141699), (18069, 77331), (25479, 54841), (25777, 54207), (29583, 47233)]