90381753

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3181}}^1$

素因数の和:3246

約数の個数: 48

約数和(自身を含む): 166787712

約数和(自身を除く): 76405959

約数列:

[1, 3, 7, 9, 11, 21, 33, 41, 63, 77, 99, 123, 231, 287, 369, 451, 693, 861, 1353, 2583, 3157, 3181, 4059, 9471, 9543, 22267, 28413, 28629, 34991, 66801, 104973, 130421, 200403, 244937, 314919, 391263, 734811, 912947, 1173789, 1434631, 2204433, 2738841, 4303893, 8216523, 10042417, 12911679, 30127251, 90381753]

約数ペア:

[(1, 90381753), (3, 30127251), (7, 12911679), (9, 10042417), (11, 8216523), (21, 4303893), (33, 2738841), (41, 2204433), (63, 1434631), (77, 1173789), (99, 912947), (123, 734811), (231, 391263), (287, 314919), (369, 244937), (451, 200403), (693, 130421), (861, 104973), (1353, 66801), (2583, 34991), (3157, 28629), (3181, 28413), (4059, 22267), (9471, 9543)]