389768145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{29833}}^1$

素因数の和:29921

約数の個数: 32

約数和(自身を含む): 681647232

約数和(自身を除く): 291879087

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 871, 1005, 2613, 4355, 13065, 29833, 89499, 149165, 387829, 447495, 1163487, 1939145, 1998811, 5817435, 5996433, 9994055, 25984543, 29982165, 77953629, 129922715, 389768145]

約数ペア:

[(1, 389768145), (3, 129922715), (5, 77953629), (13, 29982165), (15, 25984543), (39, 9994055), (65, 5996433), (67, 5817435), (195, 1998811), (201, 1939145), (335, 1163487), (871, 447495), (1005, 387829), (2613, 149165), (4355, 89499), (13065, 29833)]