17916885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2473}}^1$

素因数の和:2514

約数の個数: 48

約数和(自身を含む): 37050624

約数和(自身を除く): 19133739

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 2473, 7245, 7419, 12365, 17311, 22257, 37095, 51933, 56879, 86555, 111285, 155799, 170637, 259665, 284395, 398153, 511911, 778995, 853185, 1194459, 1990765, 2559555, 3583377, 5972295, 17916885]

約数ペア:

[(1, 17916885), (3, 5972295), (5, 3583377), (7, 2559555), (9, 1990765), (15, 1194459), (21, 853185), (23, 778995), (35, 511911), (45, 398153), (63, 284395), (69, 259665), (105, 170637), (115, 155799), (161, 111285), (207, 86555), (315, 56879), (345, 51933), (483, 37095), (805, 22257), (1035, 17311), (1449, 12365), (2415, 7419), (2473, 7245)]