2978640828

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{7561}}^1$

素因数の和:7955

約数の個数: 72

約数和(自身を含む): 7795272576

約数和(自身を除く): 4816631748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 353, 372, 558, 706, 1059, 1116, 1412, 2118, 3177, 4236, 6354, 7561, 10943, 12708, 15122, 21886, 22683, 30244, 32829, 43772, 45366, 65658, 68049, 90732, 98487, 131316, 136098, 196974, 234391, 272196, 393948, 468782, 703173, 937564, 1406346, 2109519, 2669033, 2812692, 4219038, 5338066, 8007099, 8438076, 10676132, 16014198, 24021297, 32028396, 48042594, 82740023, 96085188, 165480046, 248220069, 330960092, 496440138, 744660207, 992880276, 1489320414, 2978640828]

約数ペア:

[(1, 2978640828), (2, 1489320414), (3, 992880276), (4, 744660207), (6, 496440138), (9, 330960092), (12, 248220069), (18, 165480046), (31, 96085188), (36, 82740023), (62, 48042594), (93, 32028396), (124, 24021297), (186, 16014198), (279, 10676132), (353, 8438076), (372, 8007099), (558, 5338066), (706, 4219038), (1059, 2812692), (1116, 2669033), (1412, 2109519), (2118, 1406346), (3177, 937564), (4236, 703173), (6354, 468782), (7561, 393948), (10943, 272196), (12708, 234391), (15122, 196974), (21886, 136098), (22683, 131316), (30244, 98487), (32829, 90732), (43772, 68049), (45366, 65658)]