31561908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{937}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 84465024

約数和(自身を除く): 52903116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 401, 802, 937, 1203, 1604, 1874, 2406, 2807, 2811, 3748, 4812, 5614, 5622, 6559, 8421, 11228, 11244, 13118, 16842, 19677, 26236, 33684, 39354, 78708, 375737, 751474, 1127211, 1502948, 2254422, 2630159, 4508844, 5260318, 7890477, 10520636, 15780954, 31561908]

約数ペア:

[(1, 31561908), (2, 15780954), (3, 10520636), (4, 7890477), (6, 5260318), (7, 4508844), (12, 2630159), (14, 2254422), (21, 1502948), (28, 1127211), (42, 751474), (84, 375737), (401, 78708), (802, 39354), (937, 33684), (1203, 26236), (1604, 19677), (1874, 16842), (2406, 13118), (2807, 11244), (2811, 11228), (3748, 8421), (4812, 6559), (5614, 5622)]