31340556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 86040864

約数和(自身を除く): 54700308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 167, 234, 334, 401, 468, 501, 668, 802, 1002, 1203, 1503, 1604, 2004, 2171, 2406, 3006, 3609, 4342, 4812, 5213, 6012, 6513, 7218, 8684, 10426, 13026, 14436, 15639, 19539, 20852, 26052, 31278, 39078, 46917, 62556, 66967, 78156, 93834, 133934, 187668, 200901, 267868, 401802, 602703, 803604, 870571, 1205406, 1741142, 2410812, 2611713, 3482284, 5223426, 7835139, 10446852, 15670278, 31340556]

約数ペア:

[(1, 31340556), (2, 15670278), (3, 10446852), (4, 7835139), (6, 5223426), (9, 3482284), (12, 2611713), (13, 2410812), (18, 1741142), (26, 1205406), (36, 870571), (39, 803604), (52, 602703), (78, 401802), (117, 267868), (156, 200901), (167, 187668), (234, 133934), (334, 93834), (401, 78156), (468, 66967), (501, 62556), (668, 46917), (802, 39078), (1002, 31278), (1203, 26052), (1503, 20852), (1604, 19539), (2004, 15639), (2171, 14436), (2406, 13026), (3006, 10426), (3609, 8684), (4342, 7218), (4812, 6513), (5213, 6012)]