19137825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 40622400

約数和(自身を除く): 21484575

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 29, 35, 45, 63, 75, 87, 105, 145, 175, 203, 225, 261, 315, 419, 435, 525, 609, 725, 1015, 1257, 1305, 1575, 1827, 2095, 2175, 2933, 3045, 3771, 5075, 6285, 6525, 8799, 9135, 10475, 12151, 14665, 15225, 18855, 26397, 31425, 36453, 43995, 45675, 60755, 73325, 85057, 94275, 109359, 131985, 182265, 219975, 255171, 303775, 425285, 546795, 659925, 765513, 911325, 1275855, 2126425, 2733975, 3827565, 6379275, 19137825]

約数ペア:

[(1, 19137825), (3, 6379275), (5, 3827565), (7, 2733975), (9, 2126425), (15, 1275855), (21, 911325), (25, 765513), (29, 659925), (35, 546795), (45, 425285), (63, 303775), (75, 255171), (87, 219975), (105, 182265), (145, 131985), (175, 109359), (203, 94275), (225, 85057), (261, 73325), (315, 60755), (419, 45675), (435, 43995), (525, 36453), (609, 31425), (725, 26397), (1015, 18855), (1257, 15225), (1305, 14665), (1575, 12151), (1827, 10475), (2095, 9135), (2175, 8799), (2933, 6525), (3045, 6285), (3771, 5075)]