20131340985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{120811}}^1$

素因数の和:120875

約数の個数: 72

約数和(自身を含む): 41688838464

約数和(自身を除く): 21557497479

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 529, 805, 1035, 1449, 1587, 2415, 2645, 3703, 4761, 7245, 7935, 11109, 18515, 23805, 33327, 55545, 120811, 166635, 362433, 604055, 845677, 1087299, 1812165, 2537031, 2778653, 4228385, 5436495, 7611093, 8335959, 12685155, 13893265, 19450571, 25007877, 38055465, 41679795, 58351713, 63909019, 97252855, 125039385, 175055139, 191727057, 291758565, 319545095, 447363133, 575181171, 875275695, 958635285, 1342089399, 2236815665, 2875905855, 4026268197, 6710446995, 20131340985]

約数ペア:

[(1, 20131340985), (3, 6710446995), (5, 4026268197), (7, 2875905855), (9, 2236815665), (15, 1342089399), (21, 958635285), (23, 875275695), (35, 575181171), (45, 447363133), (63, 319545095), (69, 291758565), (105, 191727057), (115, 175055139), (161, 125039385), (207, 97252855), (315, 63909019), (345, 58351713), (483, 41679795), (529, 38055465), (805, 25007877), (1035, 19450571), (1449, 13893265), (1587, 12685155), (2415, 8335959), (2645, 7611093), (3703, 5436495), (4761, 4228385), (7245, 2778653), (7935, 2537031), (11109, 1812165), (18515, 1087299), (23805, 845677), (33327, 604055), (55545, 362433), (120811, 166635)]