1323138872

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71941}}^1$

素因数の和:71988

約数の個数: 48

約数和(自身を含む): 2870485800

約数和(自身を除く): 1547346928

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1672, 2299, 4598, 9196, 18392, 71941, 143882, 287764, 575528, 791351, 1366879, 1582702, 2733758, 3165404, 5467516, 6330808, 8704861, 10935032, 15035669, 17409722, 30071338, 34819444, 60142676, 69638888, 120285352, 165392359, 330784718, 661569436, 1323138872]

約数ペア:

[(1, 1323138872), (2, 661569436), (4, 330784718), (8, 165392359), (11, 120285352), (19, 69638888), (22, 60142676), (38, 34819444), (44, 30071338), (76, 17409722), (88, 15035669), (121, 10935032), (152, 8704861), (209, 6330808), (242, 5467516), (418, 3165404), (484, 2733758), (836, 1582702), (968, 1366879), (1672, 791351), (2299, 575528), (4598, 287764), (9196, 143882), (18392, 71941)]