31042908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 85398768

約数和(自身を除く): 54355860

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 113, 117, 156, 226, 234, 339, 452, 468, 587, 678, 1017, 1174, 1356, 1469, 1761, 2034, 2348, 2938, 3522, 4068, 4407, 5283, 5876, 7044, 7631, 8814, 10566, 13221, 15262, 17628, 21132, 22893, 26442, 30524, 45786, 52884, 66331, 68679, 91572, 132662, 137358, 198993, 265324, 274716, 397986, 596979, 795972, 862303, 1193958, 1724606, 2387916, 2586909, 3449212, 5173818, 7760727, 10347636, 15521454, 31042908]

約数ペア:

[(1, 31042908), (2, 15521454), (3, 10347636), (4, 7760727), (6, 5173818), (9, 3449212), (12, 2586909), (13, 2387916), (18, 1724606), (26, 1193958), (36, 862303), (39, 795972), (52, 596979), (78, 397986), (113, 274716), (117, 265324), (156, 198993), (226, 137358), (234, 132662), (339, 91572), (452, 68679), (468, 66331), (587, 52884), (678, 45786), (1017, 30524), (1174, 26442), (1356, 22893), (1469, 21132), (1761, 17628), (2034, 15262), (2348, 13221), (2938, 10566), (3522, 8814), (4068, 7631), (4407, 7044), (5283, 5876)]