221421530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{5903}}^1$

素因数の和:5963

約数の個数: 48

約数和(自身を含む): 452293632

約数和(自身を除く): 230872102

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 605, 682, 1210, 1705, 3410, 3751, 5903, 7502, 11806, 18755, 29515, 37510, 59030, 64933, 129866, 182993, 324665, 365986, 649330, 714263, 914965, 1428526, 1829930, 2012923, 3571315, 4025846, 7142630, 10064615, 20129230, 22142153, 44284306, 110710765, 221421530]

約数ペア:

[(1, 221421530), (2, 110710765), (5, 44284306), (10, 22142153), (11, 20129230), (22, 10064615), (31, 7142630), (55, 4025846), (62, 3571315), (110, 2012923), (121, 1829930), (155, 1428526), (242, 914965), (310, 714263), (341, 649330), (605, 365986), (682, 324665), (1210, 182993), (1705, 129866), (3410, 64933), (3751, 59030), (5903, 37510), (7502, 29515), (11806, 18755)]