66945736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 148881600

約数和(自身を除く): 81935864

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 139, 143, 278, 286, 421, 556, 572, 842, 1112, 1144, 1529, 1684, 1807, 3058, 3368, 3614, 4631, 5473, 6116, 7228, 9262, 10946, 12232, 14456, 18524, 19877, 21892, 37048, 39754, 43784, 58519, 60203, 79508, 117038, 120406, 159016, 234076, 240812, 468152, 481624, 643709, 760747, 1287418, 1521494, 2574836, 3042988, 5149672, 6085976, 8368217, 16736434, 33472868, 66945736]

約数ペア:

[(1, 66945736), (2, 33472868), (4, 16736434), (8, 8368217), (11, 6085976), (13, 5149672), (22, 3042988), (26, 2574836), (44, 1521494), (52, 1287418), (88, 760747), (104, 643709), (139, 481624), (143, 468152), (278, 240812), (286, 234076), (421, 159016), (556, 120406), (572, 117038), (842, 79508), (1112, 60203), (1144, 58519), (1529, 43784), (1684, 39754), (1807, 37048), (3058, 21892), (3368, 19877), (3614, 18524), (4631, 14456), (5473, 12232), (6116, 10946), (7228, 9262)]