9994995

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 80

約数和(自身を含む): 19863360

約数和(自身を除く): 9868365

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 37, 45, 69, 81, 87, 111, 115, 135, 145, 185, 207, 261, 333, 345, 405, 435, 555, 621, 667, 783, 851, 999, 1035, 1073, 1305, 1665, 1863, 2001, 2349, 2553, 2997, 3105, 3219, 3335, 3915, 4255, 4995, 5365, 6003, 7659, 9315, 9657, 10005, 11745, 12765, 14985, 16095, 18009, 22977, 24679, 28971, 30015, 38295, 48285, 54027, 68931, 74037, 86913, 90045, 114885, 123395, 144855, 222111, 270135, 344655, 370185, 434565, 666333, 1110555, 1998999, 3331665, 9994995]

約数ペア:

[(1, 9994995), (3, 3331665), (5, 1998999), (9, 1110555), (15, 666333), (23, 434565), (27, 370185), (29, 344655), (37, 270135), (45, 222111), (69, 144855), (81, 123395), (87, 114885), (111, 90045), (115, 86913), (135, 74037), (145, 68931), (185, 54027), (207, 48285), (261, 38295), (333, 30015), (345, 28971), (405, 24679), (435, 22977), (555, 18009), (621, 16095), (667, 14985), (783, 12765), (851, 11745), (999, 10005), (1035, 9657), (1073, 9315), (1305, 7659), (1665, 6003), (1863, 5365), (2001, 4995), (2349, 4255), (2553, 3915), (2997, 3335), (3105, 3219)]