331328764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{683}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 659594880

約数和(自身を除く): 328266116

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 491, 494, 683, 982, 988, 1366, 1964, 2732, 6383, 8879, 9329, 12766, 12977, 17758, 18658, 25532, 25954, 35516, 37316, 51908, 121277, 168701, 242554, 335353, 337402, 485108, 670706, 674804, 1341412, 4359589, 6371707, 8719178, 12743414, 17438356, 25486828, 82832191, 165664382, 331328764]

約数ペア:

[(1, 331328764), (2, 165664382), (4, 82832191), (13, 25486828), (19, 17438356), (26, 12743414), (38, 8719178), (52, 6371707), (76, 4359589), (247, 1341412), (491, 674804), (494, 670706), (683, 485108), (982, 337402), (988, 335353), (1366, 242554), (1964, 168701), (2732, 121277), (6383, 51908), (8879, 37316), (9329, 35516), (12766, 25954), (12977, 25532), (17758, 18658)]