81661404

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 222469632

約数和(自身を除く): 140808228

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 151, 187, 204, 241, 302, 374, 453, 482, 561, 604, 723, 748, 906, 964, 1122, 1446, 1661, 1812, 2244, 2567, 2651, 2892, 3322, 4097, 4983, 5134, 5302, 6644, 7701, 7953, 8194, 9966, 10268, 10604, 12291, 15402, 15906, 16388, 19932, 24582, 28237, 30804, 31812, 36391, 45067, 49164, 56474, 72782, 84711, 90134, 109173, 112948, 135201, 145564, 169422, 180268, 218346, 270402, 338844, 400301, 436692, 540804, 618647, 800602, 1200903, 1237294, 1601204, 1855941, 2401806, 2474588, 3711882, 4803612, 6805117, 7423764, 13610234, 20415351, 27220468, 40830702, 81661404]

約数ペア:

[(1, 81661404), (2, 40830702), (3, 27220468), (4, 20415351), (6, 13610234), (11, 7423764), (12, 6805117), (17, 4803612), (22, 3711882), (33, 2474588), (34, 2401806), (44, 1855941), (51, 1601204), (66, 1237294), (68, 1200903), (102, 800602), (132, 618647), (151, 540804), (187, 436692), (204, 400301), (241, 338844), (302, 270402), (374, 218346), (453, 180268), (482, 169422), (561, 145564), (604, 135201), (723, 112948), (748, 109173), (906, 90134), (964, 84711), (1122, 72782), (1446, 56474), (1661, 49164), (1812, 45067), (2244, 36391), (2567, 31812), (2651, 30804), (2892, 28237), (3322, 24582), (4097, 19932), (4983, 16388), (5134, 15906), (5302, 15402), (6644, 12291), (7701, 10604), (7953, 10268), (8194, 9966)]