23955561

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:995

約数の個数: 48

約数和(自身を含む): 43502400

約数和(自身を除く): 19546839

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 953, 1197, 1323, 2793, 2859, 3591, 6671, 8379, 8577, 18107, 20013, 25137, 25731, 46697, 54321, 60039, 126749, 140091, 162963, 180117, 380247, 420273, 488889, 887243, 1140741, 1260819, 2661729, 3422223, 7985187, 23955561]

約数ペア:

[(1, 23955561), (3, 7985187), (7, 3422223), (9, 2661729), (19, 1260819), (21, 1140741), (27, 887243), (49, 488889), (57, 420273), (63, 380247), (133, 180117), (147, 162963), (171, 140091), (189, 126749), (399, 60039), (441, 54321), (513, 46697), (931, 25731), (953, 25137), (1197, 20013), (1323, 18107), (2793, 8577), (2859, 8379), (3591, 6671)]