26768205

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 24449715

約数列:

[1, 3, 5, 9, 15, 23, 27, 37, 45, 69, 111, 115, 135, 185, 207, 233, 333, 345, 555, 621, 699, 851, 999, 1035, 1165, 1665, 2097, 2553, 3105, 3495, 4255, 4995, 5359, 6291, 7659, 8621, 10485, 12765, 16077, 22977, 25863, 26795, 31455, 38295, 43105, 48231, 77589, 80385, 114885, 129315, 144693, 198283, 232767, 241155, 387945, 594849, 723465, 991415, 1163835, 1784547, 2974245, 5353641, 8922735, 26768205]

約数ペア:

[(1, 26768205), (3, 8922735), (5, 5353641), (9, 2974245), (15, 1784547), (23, 1163835), (27, 991415), (37, 723465), (45, 594849), (69, 387945), (111, 241155), (115, 232767), (135, 198283), (185, 144693), (207, 129315), (233, 114885), (333, 80385), (345, 77589), (555, 48231), (621, 43105), (699, 38295), (851, 31455), (999, 26795), (1035, 25863), (1165, 22977), (1665, 16077), (2097, 12765), (2553, 10485), (3105, 8621), (3495, 7659), (4255, 6291), (4995, 5359)]