11973915

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{503}}^1$

素因数の和:560

約数の個数: 36

約数和(自身を含む): 21739536

約数和(自身を除く): 9765621

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 503, 529, 1035, 1509, 1587, 2515, 2645, 4527, 4761, 7545, 7935, 11569, 22635, 23805, 34707, 57845, 104121, 173535, 266087, 520605, 798261, 1330435, 2394783, 3991305, 11973915]

約数ペア:

[(1, 11973915), (3, 3991305), (5, 2394783), (9, 1330435), (15, 798261), (23, 520605), (45, 266087), (69, 173535), (115, 104121), (207, 57845), (345, 34707), (503, 23805), (529, 22635), (1035, 11569), (1509, 7935), (1587, 7545), (2515, 4761), (2645, 4527)]