311255334

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{19853}}^1$

素因数の和:19941

約数の個数: 48

約数和(自身を含む): 737139312

約数和(自身を除く): 425883978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1742, 2613, 5226, 7839, 15678, 19853, 39706, 59559, 119118, 178677, 258089, 357354, 516178, 774267, 1330151, 1548534, 2322801, 2660302, 3990453, 4645602, 7980906, 11971359, 17291963, 23942718, 34583926, 51875889, 103751778, 155627667, 311255334]

約数ペア:

[(1, 311255334), (2, 155627667), (3, 103751778), (6, 51875889), (9, 34583926), (13, 23942718), (18, 17291963), (26, 11971359), (39, 7980906), (67, 4645602), (78, 3990453), (117, 2660302), (134, 2322801), (201, 1548534), (234, 1330151), (402, 774267), (603, 516178), (871, 357354), (1206, 258089), (1742, 178677), (2613, 119118), (5226, 59559), (7839, 39706), (15678, 19853)]