71974665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7879}}^1$

素因数の和:7926

約数の個数: 48

約数和(自身を含む): 147513600

約数和(自身を除く): 75538935

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 3045, 7879, 9135, 23637, 39395, 55153, 70911, 118185, 165459, 228491, 275765, 354555, 496377, 685473, 827295, 1142455, 1599437, 2056419, 2481885, 3427365, 4798311, 7997185, 10282095, 14394933, 23991555, 71974665]

約数ペア:

[(1, 71974665), (3, 23991555), (5, 14394933), (7, 10282095), (9, 7997185), (15, 4798311), (21, 3427365), (29, 2481885), (35, 2056419), (45, 1599437), (63, 1142455), (87, 827295), (105, 685473), (145, 496377), (203, 354555), (261, 275765), (315, 228491), (435, 165459), (609, 118185), (1015, 70911), (1305, 55153), (1827, 39395), (3045, 23637), (7879, 9135)]