161962668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3943}}^1$

素因数の和:4123

約数の個数: 72

約数和(自身を含む): 470882048

約数和(自身を除く): 308919380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 978, 1141, 1467, 1956, 2282, 2934, 3423, 3943, 4564, 5868, 6846, 7886, 10269, 11829, 13692, 15772, 20538, 23658, 27601, 35487, 41076, 47316, 55202, 70974, 82803, 110404, 141948, 165606, 248409, 331212, 496818, 642709, 993636, 1285418, 1928127, 2570836, 3856254, 4498963, 5784381, 7712508, 8997926, 11568762, 13496889, 17995852, 23137524, 26993778, 40490667, 53987556, 80981334, 161962668]

約数ペア:

[(1, 161962668), (2, 80981334), (3, 53987556), (4, 40490667), (6, 26993778), (7, 23137524), (9, 17995852), (12, 13496889), (14, 11568762), (18, 8997926), (21, 7712508), (28, 5784381), (36, 4498963), (42, 3856254), (63, 2570836), (84, 1928127), (126, 1285418), (163, 993636), (252, 642709), (326, 496818), (489, 331212), (652, 248409), (978, 165606), (1141, 141948), (1467, 110404), (1956, 82803), (2282, 70974), (2934, 55202), (3423, 47316), (3943, 41076), (4564, 35487), (5868, 27601), (6846, 23658), (7886, 20538), (10269, 15772), (11829, 13692)]