31485972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1297}}^1$

素因数の和:1345

約数の個数: 72

約数和(自身を含む): 89260864

約数和(自身を除く): 57774892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 867, 1156, 1297, 1428, 1734, 2023, 2594, 3468, 3891, 4046, 5188, 6069, 7782, 8092, 9079, 12138, 15564, 18158, 22049, 24276, 27237, 36316, 44098, 54474, 66147, 88196, 108948, 132294, 154343, 264588, 308686, 374833, 463029, 617372, 749666, 926058, 1124499, 1499332, 1852116, 2248998, 2623831, 4497996, 5247662, 7871493, 10495324, 15742986, 31485972]

約数ペア:

[(1, 31485972), (2, 15742986), (3, 10495324), (4, 7871493), (6, 5247662), (7, 4497996), (12, 2623831), (14, 2248998), (17, 1852116), (21, 1499332), (28, 1124499), (34, 926058), (42, 749666), (51, 617372), (68, 463029), (84, 374833), (102, 308686), (119, 264588), (204, 154343), (238, 132294), (289, 108948), (357, 88196), (476, 66147), (578, 54474), (714, 44098), (867, 36316), (1156, 27237), (1297, 24276), (1428, 22049), (1734, 18158), (2023, 15564), (2594, 12138), (3468, 9079), (3891, 8092), (4046, 7782), (5188, 6069)]