79185519

素因数分解:

$3^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:378

約数の個数: 60

約数和(自身を含む): 140036688

約数和(自身を除く): 60851169

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 81, 147, 189, 213, 281, 441, 497, 567, 639, 843, 1323, 1491, 1917, 1967, 2529, 3479, 3969, 4473, 5751, 5901, 7587, 10437, 13419, 13769, 17703, 19951, 22761, 31311, 40257, 41307, 53109, 59853, 93933, 123921, 139657, 159327, 179559, 281799, 371763, 418971, 538677, 977599, 1115289, 1256913, 1616031, 2932797, 3770739, 8798391, 11312217, 26395173, 79185519]

約数ペア:

[(1, 79185519), (3, 26395173), (7, 11312217), (9, 8798391), (21, 3770739), (27, 2932797), (49, 1616031), (63, 1256913), (71, 1115289), (81, 977599), (147, 538677), (189, 418971), (213, 371763), (281, 281799), (441, 179559), (497, 159327), (567, 139657), (639, 123921), (843, 93933), (1323, 59853), (1491, 53109), (1917, 41307), (1967, 40257), (2529, 31311), (3479, 22761), (3969, 19951), (4473, 17703), (5751, 13769), (5901, 13419), (7587, 10437)]