28931688

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{7879}}^1$

素因数の和:7911

約数の個数: 64

約数和(自身を含む): 85104000

約数和(自身を除く): 56172312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 306, 408, 459, 612, 918, 1224, 1836, 3672, 7879, 15758, 23637, 31516, 47274, 63032, 70911, 94548, 133943, 141822, 189096, 212733, 267886, 283644, 401829, 425466, 535772, 567288, 803658, 850932, 1071544, 1205487, 1607316, 1701864, 2410974, 3214632, 3616461, 4821948, 7232922, 9643896, 14465844, 28931688]

約数ペア:

[(1, 28931688), (2, 14465844), (3, 9643896), (4, 7232922), (6, 4821948), (8, 3616461), (9, 3214632), (12, 2410974), (17, 1701864), (18, 1607316), (24, 1205487), (27, 1071544), (34, 850932), (36, 803658), (51, 567288), (54, 535772), (68, 425466), (72, 401829), (102, 283644), (108, 267886), (136, 212733), (153, 189096), (204, 141822), (216, 133943), (306, 94548), (408, 70911), (459, 63032), (612, 47274), (918, 31516), (1224, 23637), (1836, 15758), (3672, 7879)]