23895885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 43868160

約数和(自身を除く): 19972275

約数列:

[1, 3, 5, 13, 15, 31, 39, 59, 65, 67, 93, 155, 177, 195, 201, 295, 335, 403, 465, 767, 871, 885, 1005, 1209, 1829, 2015, 2077, 2301, 2613, 3835, 3953, 4355, 5487, 6045, 6231, 9145, 10385, 11505, 11859, 13065, 19765, 23777, 27001, 27435, 31155, 51389, 59295, 71331, 81003, 118885, 122543, 135005, 154167, 256945, 356655, 367629, 405015, 612715, 770835, 1593059, 1838145, 4779177, 7965295, 23895885]

約数ペア:

[(1, 23895885), (3, 7965295), (5, 4779177), (13, 1838145), (15, 1593059), (31, 770835), (39, 612715), (59, 405015), (65, 367629), (67, 356655), (93, 256945), (155, 154167), (177, 135005), (195, 122543), (201, 118885), (295, 81003), (335, 71331), (403, 59295), (465, 51389), (767, 31155), (871, 27435), (885, 27001), (1005, 23777), (1209, 19765), (1829, 13065), (2015, 11859), (2077, 11505), (2301, 10385), (2613, 9145), (3835, 6231), (3953, 6045), (4355, 5487)]