19024425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 39926016

約数和(自身を除く): 20901591

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 63, 75, 105, 141, 175, 225, 235, 257, 315, 329, 423, 525, 705, 771, 987, 1175, 1285, 1575, 1645, 1799, 2115, 2313, 2961, 3525, 3855, 4935, 5397, 6425, 8225, 8995, 10575, 11565, 12079, 14805, 16191, 19275, 24675, 26985, 36237, 44975, 57825, 60395, 74025, 80955, 84553, 108711, 134925, 181185, 253659, 301975, 404775, 422765, 543555, 760977, 905925, 1268295, 2113825, 2717775, 3804885, 6341475, 19024425]

約数ペア:

[(1, 19024425), (3, 6341475), (5, 3804885), (7, 2717775), (9, 2113825), (15, 1268295), (21, 905925), (25, 760977), (35, 543555), (45, 422765), (47, 404775), (63, 301975), (75, 253659), (105, 181185), (141, 134925), (175, 108711), (225, 84553), (235, 80955), (257, 74025), (315, 60395), (329, 57825), (423, 44975), (525, 36237), (705, 26985), (771, 24675), (987, 19275), (1175, 16191), (1285, 14805), (1575, 12079), (1645, 11565), (1799, 10575), (2115, 8995), (2313, 8225), (2961, 6425), (3525, 5397), (3855, 4935)]