1288791868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{86357}}^1$

素因数の和:86422

約数の個数: 48

約数和(自身を含む): 2843596224

約数和(自身を除く): 1554804356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 2132, 3731, 7462, 14924, 86357, 172714, 345428, 604499, 1122641, 1208998, 2245282, 2417996, 3540637, 4490564, 7081274, 7858487, 14162548, 15716974, 24784459, 31433948, 46028281, 49568918, 92056562, 99137836, 184113124, 322197967, 644395934, 1288791868]

約数ペア:

[(1, 1288791868), (2, 644395934), (4, 322197967), (7, 184113124), (13, 99137836), (14, 92056562), (26, 49568918), (28, 46028281), (41, 31433948), (52, 24784459), (82, 15716974), (91, 14162548), (164, 7858487), (182, 7081274), (287, 4490564), (364, 3540637), (533, 2417996), (574, 2245282), (1066, 1208998), (1148, 1122641), (2132, 604499), (3731, 345428), (7462, 172714), (14924, 86357)]