1215719856

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{649423}}^1$

素因数の和:649450

約数の個数: 60

約数和(自身を含む): 3664050208

約数和(自身を除く): 2448330352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 649423, 1298846, 1948269, 2597692, 3896538, 5195384, 5844807, 7793076, 8442499, 10390768, 11689614, 15586152, 16884998, 23379228, 25327497, 31172304, 33769996, 46758456, 50654994, 67539992, 75982491, 93516912, 101309988, 135079984, 151964982, 202619976, 303929964, 405239952, 607859928, 1215719856]

約数ペア:

[(1, 1215719856), (2, 607859928), (3, 405239952), (4, 303929964), (6, 202619976), (8, 151964982), (9, 135079984), (12, 101309988), (13, 93516912), (16, 75982491), (18, 67539992), (24, 50654994), (26, 46758456), (36, 33769996), (39, 31172304), (48, 25327497), (52, 23379228), (72, 16884998), (78, 15586152), (104, 11689614), (117, 10390768), (144, 8442499), (156, 7793076), (208, 5844807), (234, 5195384), (312, 3896538), (468, 2597692), (624, 1948269), (936, 1298846), (1872, 649423)]