153457955

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 226442304

約数和(自身を除く): 72984349

約数列:

[1, 5, 7, 23, 35, 49, 113, 115, 161, 241, 245, 565, 791, 805, 1127, 1205, 1687, 2599, 3955, 5537, 5543, 5635, 8435, 11809, 12995, 18193, 27233, 27685, 27715, 38801, 59045, 90965, 127351, 136165, 190631, 194005, 271607, 626359, 636755, 953155, 1334417, 1358035, 3131795, 4384513, 6672085, 21922565, 30691591, 153457955]

約数ペア:

[(1, 153457955), (5, 30691591), (7, 21922565), (23, 6672085), (35, 4384513), (49, 3131795), (113, 1358035), (115, 1334417), (161, 953155), (241, 636755), (245, 626359), (565, 271607), (791, 194005), (805, 190631), (1127, 136165), (1205, 127351), (1687, 90965), (2599, 59045), (3955, 38801), (5537, 27715), (5543, 27685), (5635, 27233), (8435, 18193), (11809, 12995)]