23691745

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 36936000

約数和(自身を除く): 13244255

約数列:

[1, 5, 7, 11, 35, 49, 55, 59, 77, 149, 245, 295, 385, 413, 539, 649, 745, 1043, 1639, 2065, 2695, 2891, 3245, 4543, 5215, 7301, 8195, 8791, 11473, 14455, 22715, 31801, 36505, 43955, 57365, 61537, 80311, 96701, 159005, 307685, 401555, 430759, 483505, 676907, 2153795, 3384535, 4738349, 23691745]

約数ペア:

[(1, 23691745), (5, 4738349), (7, 3384535), (11, 2153795), (35, 676907), (49, 483505), (55, 430759), (59, 401555), (77, 307685), (149, 159005), (245, 96701), (295, 80311), (385, 61537), (413, 57365), (539, 43955), (649, 36505), (745, 31801), (1043, 22715), (1639, 14455), (2065, 11473), (2695, 8791), (2891, 8195), (3245, 7301), (4543, 5215)]