123897328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13147}}^1$

素因数の和:13205

約数の個数: 40

約数和(自身を含む): 260856320

約数和(自身を除く): 136958992

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 13147, 26294, 52588, 105176, 210352, 249793, 407557, 499586, 815114, 999172, 1630228, 1998344, 3260456, 3996688, 6520912, 7743583, 15487166, 30974332, 61948664, 123897328]

約数ペア:

[(1, 123897328), (2, 61948664), (4, 30974332), (8, 15487166), (16, 7743583), (19, 6520912), (31, 3996688), (38, 3260456), (62, 1998344), (76, 1630228), (124, 999172), (152, 815114), (248, 499586), (304, 407557), (496, 249793), (589, 210352), (1178, 105176), (2356, 52588), (4712, 26294), (9424, 13147)]