71388648

素因数分解:

$2^3\times 3^3\times {\mathrm{349}}^1\times {\mathrm{947}}^1$

素因数の和:1311

約数の個数: 64

約数和(自身を含む): 199080000

約数和(自身を除く): 127691352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 349, 698, 947, 1047, 1396, 1894, 2094, 2792, 2841, 3141, 3788, 4188, 5682, 6282, 7576, 8376, 8523, 9423, 11364, 12564, 17046, 18846, 22728, 25128, 25569, 34092, 37692, 51138, 68184, 75384, 102276, 204552, 330503, 661006, 991509, 1322012, 1983018, 2644024, 2974527, 3966036, 5949054, 7932072, 8923581, 11898108, 17847162, 23796216, 35694324, 71388648]

約数ペア:

[(1, 71388648), (2, 35694324), (3, 23796216), (4, 17847162), (6, 11898108), (8, 8923581), (9, 7932072), (12, 5949054), (18, 3966036), (24, 2974527), (27, 2644024), (36, 1983018), (54, 1322012), (72, 991509), (108, 661006), (216, 330503), (349, 204552), (698, 102276), (947, 75384), (1047, 68184), (1396, 51138), (1894, 37692), (2094, 34092), (2792, 25569), (2841, 25128), (3141, 22728), (3788, 18846), (4188, 17046), (5682, 12564), (6282, 11364), (7576, 9423), (8376, 8523)]