138888932

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^2\times {\mathrm{599}}^1$

素因数の和:650

約数の個数: 72

約数和(自身を含む): 307440000

約数和(自身を除く): 168551068

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 182, 196, 338, 343, 364, 599, 637, 676, 686, 1183, 1198, 1274, 1372, 2366, 2396, 2548, 4193, 4459, 4732, 7787, 8281, 8386, 8918, 15574, 16562, 16772, 17836, 29351, 31148, 33124, 54509, 57967, 58702, 101231, 109018, 115934, 117404, 202462, 205457, 218036, 231868, 381563, 404924, 410914, 708617, 763126, 821828, 1417234, 1526252, 2670941, 2834468, 4960319, 5341882, 9920638, 10683764, 19841276, 34722233, 69444466, 138888932]

約数ペア:

[(1, 138888932), (2, 69444466), (4, 34722233), (7, 19841276), (13, 10683764), (14, 9920638), (26, 5341882), (28, 4960319), (49, 2834468), (52, 2670941), (91, 1526252), (98, 1417234), (169, 821828), (182, 763126), (196, 708617), (338, 410914), (343, 404924), (364, 381563), (599, 231868), (637, 218036), (676, 205457), (686, 202462), (1183, 117404), (1198, 115934), (1274, 109018), (1372, 101231), (2366, 58702), (2396, 57967), (2548, 54509), (4193, 33124), (4459, 31148), (4732, 29351), (7787, 17836), (8281, 16772), (8386, 16562), (8918, 15574)]