138121452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1409}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 400327200

約数和(自身を除く): 262205748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 389, 778, 1167, 1409, 1556, 2334, 2723, 2818, 3501, 4227, 4668, 5446, 5636, 7002, 8169, 8454, 9863, 10892, 12681, 14004, 16338, 16908, 19726, 24507, 25362, 29589, 32676, 39452, 49014, 50724, 59178, 88767, 98028, 118356, 177534, 355068, 548101, 1096202, 1644303, 2192404, 3288606, 3836707, 4932909, 6577212, 7673414, 9865818, 11510121, 15346828, 19731636, 23020242, 34530363, 46040484, 69060726, 138121452]

約数ペア:

[(1, 138121452), (2, 69060726), (3, 46040484), (4, 34530363), (6, 23020242), (7, 19731636), (9, 15346828), (12, 11510121), (14, 9865818), (18, 7673414), (21, 6577212), (28, 4932909), (36, 3836707), (42, 3288606), (63, 2192404), (84, 1644303), (126, 1096202), (252, 548101), (389, 355068), (778, 177534), (1167, 118356), (1409, 98028), (1556, 88767), (2334, 59178), (2723, 50724), (2818, 49014), (3501, 39452), (4227, 32676), (4668, 29589), (5446, 25362), (5636, 24507), (7002, 19726), (8169, 16908), (8454, 16338), (9863, 14004), (10892, 12681)]