161365842

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1723}}^1$

素因数の和:1796

約数の個数: 72

約数和(自身を含む): 393465072

約数和(自身を除く): 232099230

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 121, 129, 198, 242, 258, 363, 387, 473, 726, 774, 946, 1089, 1419, 1723, 2178, 2838, 3446, 4257, 5169, 5203, 8514, 10338, 10406, 15507, 15609, 18953, 31014, 31218, 37906, 46827, 56859, 74089, 93654, 113718, 148178, 170577, 208483, 222267, 341154, 416966, 444534, 625449, 666801, 814979, 1250898, 1333602, 1629958, 1876347, 2444937, 3752694, 4889874, 7334811, 8964769, 14669622, 17929538, 26894307, 53788614, 80682921, 161365842]

約数ペア:

[(1, 161365842), (2, 80682921), (3, 53788614), (6, 26894307), (9, 17929538), (11, 14669622), (18, 8964769), (22, 7334811), (33, 4889874), (43, 3752694), (66, 2444937), (86, 1876347), (99, 1629958), (121, 1333602), (129, 1250898), (198, 814979), (242, 666801), (258, 625449), (363, 444534), (387, 416966), (473, 341154), (726, 222267), (774, 208483), (946, 170577), (1089, 148178), (1419, 113718), (1723, 93654), (2178, 74089), (2838, 56859), (3446, 46827), (4257, 37906), (5169, 31218), (5203, 31014), (8514, 18953), (10338, 15609), (10406, 15507)]