30972753

素因数分解:

$3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:635

約数の個数: 48

約数和(自身を含む): 54774720

約数和(自身を除く): 23801967

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 189, 287, 369, 441, 571, 861, 1107, 1323, 1713, 2009, 2583, 3997, 5139, 6027, 7749, 11991, 15417, 18081, 23411, 27979, 35973, 54243, 70233, 83937, 107919, 163877, 210699, 251811, 491631, 632097, 755433, 1147139, 1474893, 3441417, 4424679, 10324251, 30972753]

約数ペア:

[(1, 30972753), (3, 10324251), (7, 4424679), (9, 3441417), (21, 1474893), (27, 1147139), (41, 755433), (49, 632097), (63, 491631), (123, 251811), (147, 210699), (189, 163877), (287, 107919), (369, 83937), (441, 70233), (571, 54243), (861, 35973), (1107, 27979), (1323, 23411), (1713, 18081), (2009, 15417), (2583, 11991), (3997, 7749), (5139, 6027)]