390090534

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{647}}^1$

素因数の和:949

約数の個数: 64

約数和(自身を含む): 866681856

約数和(自身を除く): 476591322

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 257, 391, 514, 647, 771, 782, 1173, 1294, 1542, 1941, 2346, 3882, 4369, 5911, 8738, 10999, 11822, 13107, 14881, 17733, 21998, 26214, 29762, 32997, 35466, 44643, 65994, 89286, 100487, 166279, 200974, 252977, 301461, 332558, 498837, 505954, 602922, 758931, 997674, 1517862, 2826743, 3824417, 5653486, 7648834, 8480229, 11473251, 16960458, 22946502, 65015089, 130030178, 195045267, 390090534]

約数ペア:

[(1, 390090534), (2, 195045267), (3, 130030178), (6, 65015089), (17, 22946502), (23, 16960458), (34, 11473251), (46, 8480229), (51, 7648834), (69, 5653486), (102, 3824417), (138, 2826743), (257, 1517862), (391, 997674), (514, 758931), (647, 602922), (771, 505954), (782, 498837), (1173, 332558), (1294, 301461), (1542, 252977), (1941, 200974), (2346, 166279), (3882, 100487), (4369, 89286), (5911, 65994), (8738, 44643), (10999, 35466), (11822, 32997), (13107, 29762), (14881, 26214), (17733, 21998)]