312777621

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2473}}^1$

素因数の和:2562

約数の個数: 48

約数和(自身を含む): 518708736

約数和(自身を除く): 205931115

約数列:

[1, 3, 9, 13, 23, 39, 47, 69, 117, 141, 207, 299, 423, 611, 897, 1081, 1833, 2473, 2691, 3243, 5499, 7419, 9729, 14053, 22257, 32149, 42159, 56879, 96447, 116231, 126477, 170637, 289341, 348693, 511911, 739427, 1046079, 1511003, 2218281, 2673313, 4533009, 6654843, 8019939, 13599027, 24059817, 34753069, 104259207, 312777621]

約数ペア:

[(1, 312777621), (3, 104259207), (9, 34753069), (13, 24059817), (23, 13599027), (39, 8019939), (47, 6654843), (69, 4533009), (117, 2673313), (141, 2218281), (207, 1511003), (299, 1046079), (423, 739427), (611, 511911), (897, 348693), (1081, 289341), (1833, 170637), (2473, 126477), (2691, 116231), (3243, 96447), (5499, 56879), (7419, 42159), (9729, 32149), (14053, 22257)]