19863375

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 96

約数和(自身を含む): 40974336

約数和(自身を除く): 21110961

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 47, 49, 69, 75, 105, 115, 125, 141, 147, 161, 175, 235, 245, 329, 345, 375, 483, 525, 575, 705, 735, 805, 875, 987, 1081, 1127, 1175, 1225, 1645, 1725, 2303, 2415, 2625, 2875, 3243, 3381, 3525, 3675, 4025, 4935, 5405, 5635, 5875, 6125, 6909, 7567, 8225, 8625, 11515, 12075, 16215, 16905, 17625, 18375, 20125, 22701, 24675, 27025, 28175, 34545, 37835, 41125, 52969, 57575, 60375, 81075, 84525, 113505, 123375, 135125, 140875, 158907, 172725, 189175, 264845, 287875, 405375, 422625, 567525, 794535, 863625, 945875, 1324225, 2837625, 3972675, 6621125, 19863375]

約数ペア:

[(1, 19863375), (3, 6621125), (5, 3972675), (7, 2837625), (15, 1324225), (21, 945875), (23, 863625), (25, 794535), (35, 567525), (47, 422625), (49, 405375), (69, 287875), (75, 264845), (105, 189175), (115, 172725), (125, 158907), (141, 140875), (147, 135125), (161, 123375), (175, 113505), (235, 84525), (245, 81075), (329, 60375), (345, 57575), (375, 52969), (483, 41125), (525, 37835), (575, 34545), (705, 28175), (735, 27025), (805, 24675), (875, 22701), (987, 20125), (1081, 18375), (1127, 17625), (1175, 16905), (1225, 16215), (1645, 12075), (1725, 11515), (2303, 8625), (2415, 8225), (2625, 7567), (2875, 6909), (3243, 6125), (3381, 5875), (3525, 5635), (3675, 5405), (4025, 4935)]