40738707

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 56

約数和(自身を含む): 66104640

約数和(自身を除く): 25365933

約数列:

[1, 3, 9, 27, 29, 41, 47, 81, 87, 123, 141, 243, 261, 369, 423, 729, 783, 1107, 1189, 1269, 1363, 1927, 2349, 3321, 3567, 3807, 4089, 5781, 7047, 9963, 10701, 11421, 12267, 17343, 21141, 29889, 32103, 34263, 36801, 52029, 55883, 96309, 110403, 156087, 167649, 288927, 331209, 468261, 502947, 866781, 993627, 1404783, 1508841, 4526523, 13579569, 40738707]

約数ペア:

[(1, 40738707), (3, 13579569), (9, 4526523), (27, 1508841), (29, 1404783), (41, 993627), (47, 866781), (81, 502947), (87, 468261), (123, 331209), (141, 288927), (243, 167649), (261, 156087), (369, 110403), (423, 96309), (729, 55883), (783, 52029), (1107, 36801), (1189, 34263), (1269, 32103), (1363, 29889), (1927, 21141), (2349, 17343), (3321, 12267), (3567, 11421), (3807, 10701), (4089, 9963), (5781, 7047)]