16658325

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 33926400

約数和(自身を除く): 17268075

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 29, 37, 45, 69, 75, 87, 111, 115, 135, 145, 185, 207, 225, 261, 333, 345, 435, 555, 575, 621, 667, 675, 725, 783, 851, 925, 999, 1035, 1073, 1305, 1665, 1725, 2001, 2175, 2553, 2775, 3105, 3219, 3335, 3915, 4255, 4995, 5175, 5365, 6003, 6525, 7659, 8325, 9657, 10005, 12765, 15525, 16095, 16675, 18009, 19575, 21275, 22977, 24679, 24975, 26825, 28971, 30015, 38295, 48285, 50025, 63825, 74037, 80475, 90045, 114885, 123395, 144855, 150075, 191475, 222111, 241425, 370185, 450225, 574425, 616975, 666333, 724275, 1110555, 1850925, 3331665, 5552775, 16658325]

約数ペア:

[(1, 16658325), (3, 5552775), (5, 3331665), (9, 1850925), (15, 1110555), (23, 724275), (25, 666333), (27, 616975), (29, 574425), (37, 450225), (45, 370185), (69, 241425), (75, 222111), (87, 191475), (111, 150075), (115, 144855), (135, 123395), (145, 114885), (185, 90045), (207, 80475), (225, 74037), (261, 63825), (333, 50025), (345, 48285), (435, 38295), (555, 30015), (575, 28971), (621, 26825), (667, 24975), (675, 24679), (725, 22977), (783, 21275), (851, 19575), (925, 18009), (999, 16675), (1035, 16095), (1073, 15525), (1305, 12765), (1665, 10005), (1725, 9657), (2001, 8325), (2175, 7659), (2553, 6525), (2775, 6003), (3105, 5365), (3219, 5175), (3335, 4995), (3915, 4255)]