18090345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 36933120

約数和(自身を除く): 18842775

約数列:

[1, 3, 5, 7, 13, 15, 21, 29, 35, 39, 65, 87, 91, 105, 145, 195, 203, 273, 377, 435, 455, 457, 609, 1015, 1131, 1365, 1371, 1885, 2285, 2639, 3045, 3199, 5655, 5941, 6855, 7917, 9597, 13195, 13253, 15995, 17823, 29705, 39585, 39759, 41587, 47985, 66265, 89115, 92771, 124761, 172289, 198795, 207935, 278313, 463855, 516867, 623805, 861445, 1206023, 1391565, 2584335, 3618069, 6030115, 18090345]

約数ペア:

[(1, 18090345), (3, 6030115), (5, 3618069), (7, 2584335), (13, 1391565), (15, 1206023), (21, 861445), (29, 623805), (35, 516867), (39, 463855), (65, 278313), (87, 207935), (91, 198795), (105, 172289), (145, 124761), (195, 92771), (203, 89115), (273, 66265), (377, 47985), (435, 41587), (455, 39759), (457, 39585), (609, 29705), (1015, 17823), (1131, 15995), (1365, 13253), (1371, 13195), (1885, 9597), (2285, 7917), (2639, 6855), (3045, 5941), (3199, 5655)]