221520354

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{176651}}^1$

素因数の和:176686

約数の個数: 32

約数和(自身を含む): 508757760

約数和(自身を除く): 287237406

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 176651, 353302, 529953, 1059906, 1943161, 3356369, 3886322, 5829483, 6712738, 10069107, 11658966, 20138214, 36920059, 73840118, 110760177, 221520354]

約数ペア:

[(1, 221520354), (2, 110760177), (3, 73840118), (6, 36920059), (11, 20138214), (19, 11658966), (22, 10069107), (33, 6712738), (38, 5829483), (57, 3886322), (66, 3356369), (114, 1943161), (209, 1059906), (418, 529953), (627, 353302), (1254, 176651)]