23917355

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 38873088

約数和(自身を除く): 14955733

約数列:

[1, 5, 7, 11, 23, 35, 37, 55, 73, 77, 115, 161, 185, 253, 259, 365, 385, 407, 511, 803, 805, 851, 1265, 1295, 1679, 1771, 2035, 2555, 2701, 2849, 4015, 4255, 5621, 5957, 8395, 8855, 9361, 11753, 13505, 14245, 18469, 18907, 28105, 29711, 29785, 46805, 58765, 62123, 65527, 92345, 94535, 129283, 148555, 207977, 310615, 327635, 434861, 646415, 683353, 1039885, 2174305, 3416765, 4783471, 23917355]

約数ペア:

[(1, 23917355), (5, 4783471), (7, 3416765), (11, 2174305), (23, 1039885), (35, 683353), (37, 646415), (55, 434861), (73, 327635), (77, 310615), (115, 207977), (161, 148555), (185, 129283), (253, 94535), (259, 92345), (365, 65527), (385, 62123), (407, 58765), (511, 46805), (803, 29785), (805, 29711), (851, 28105), (1265, 18907), (1295, 18469), (1679, 14245), (1771, 13505), (2035, 11753), (2555, 9361), (2701, 8855), (2849, 8395), (4015, 5957), (4255, 5621)]