311947662

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{210491}}^1$

素因数の和:210528

約数の個数: 32

約数和(自身を含む): 707253120

約数和(自身を除く): 395305458

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 210491, 420982, 631473, 1262946, 2736383, 3999329, 5472766, 7998658, 8209149, 11997987, 16418298, 23995974, 51991277, 103982554, 155973831, 311947662]

約数ペア:

[(1, 311947662), (2, 155973831), (3, 103982554), (6, 51991277), (13, 23995974), (19, 16418298), (26, 11997987), (38, 8209149), (39, 7998658), (57, 5472766), (78, 3999329), (114, 2736383), (247, 1262946), (494, 631473), (741, 420982), (1482, 210491)]