25312995

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 47092032

約数和(自身を除く): 21779037

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 333, 345, 555, 661, 851, 1035, 1665, 1983, 2553, 3305, 4255, 5949, 7659, 9915, 12765, 15203, 24457, 29745, 38295, 45609, 73371, 76015, 122285, 136827, 220113, 228045, 366855, 562511, 684135, 1100565, 1687533, 2812555, 5062599, 8437665, 25312995]

約数ペア:

[(1, 25312995), (3, 8437665), (5, 5062599), (9, 2812555), (15, 1687533), (23, 1100565), (37, 684135), (45, 562511), (69, 366855), (111, 228045), (115, 220113), (185, 136827), (207, 122285), (333, 76015), (345, 73371), (555, 45609), (661, 38295), (851, 29745), (1035, 24457), (1665, 15203), (1983, 12765), (2553, 9915), (3305, 7659), (4255, 5949)]