127489128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1019}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 344433600

約数和(自身を除く): 216944472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 401, 802, 1019, 1203, 1604, 2038, 2406, 3057, 3208, 4076, 4812, 5213, 6114, 8152, 9624, 10426, 12228, 13247, 15639, 20852, 24456, 26494, 31278, 39741, 41704, 52988, 62556, 79482, 105976, 125112, 158964, 317928, 408619, 817238, 1225857, 1634476, 2451714, 3268952, 4903428, 5312047, 9806856, 10624094, 15936141, 21248188, 31872282, 42496376, 63744564, 127489128]

約数ペア:

[(1, 127489128), (2, 63744564), (3, 42496376), (4, 31872282), (6, 21248188), (8, 15936141), (12, 10624094), (13, 9806856), (24, 5312047), (26, 4903428), (39, 3268952), (52, 2451714), (78, 1634476), (104, 1225857), (156, 817238), (312, 408619), (401, 317928), (802, 158964), (1019, 125112), (1203, 105976), (1604, 79482), (2038, 62556), (2406, 52988), (3057, 41704), (3208, 39741), (4076, 31278), (4812, 26494), (5213, 24456), (6114, 20852), (8152, 15639), (9624, 13247), (10426, 12228)]