87941348

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 181880160

約数和(自身を除く): 93938812

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 73, 76, 121, 131, 146, 209, 242, 262, 292, 418, 484, 524, 803, 836, 1387, 1441, 1606, 2299, 2489, 2774, 2882, 3212, 4598, 4978, 5548, 5764, 8833, 9196, 9563, 9956, 15257, 15851, 17666, 19126, 27379, 30514, 31702, 35332, 38252, 54758, 61028, 63404, 105193, 109516, 167827, 181697, 210386, 301169, 335654, 363394, 420772, 602338, 671308, 726788, 1157123, 1204676, 1998667, 2314246, 3997334, 4628492, 7994668, 21985337, 43970674, 87941348]

約数ペア:

[(1, 87941348), (2, 43970674), (4, 21985337), (11, 7994668), (19, 4628492), (22, 3997334), (38, 2314246), (44, 1998667), (73, 1204676), (76, 1157123), (121, 726788), (131, 671308), (146, 602338), (209, 420772), (242, 363394), (262, 335654), (292, 301169), (418, 210386), (484, 181697), (524, 167827), (803, 109516), (836, 105193), (1387, 63404), (1441, 61028), (1606, 54758), (2299, 38252), (2489, 35332), (2774, 31702), (2882, 30514), (3212, 27379), (4598, 19126), (4978, 17666), (5548, 15851), (5764, 15257), (8833, 9956), (9196, 9563)]