511746915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 855664128

約数和(自身を除く): 343917213

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 271, 393, 465, 655, 813, 961, 1355, 1965, 2883, 4061, 4065, 4805, 8401, 12183, 14415, 20305, 25203, 35501, 42005, 60915, 106503, 125891, 126015, 177505, 260431, 377673, 532515, 629455, 781293, 1100531, 1302155, 1888365, 3301593, 3906465, 5502655, 16507965, 34116461, 102349383, 170582305, 511746915]

約数ペア:

[(1, 511746915), (3, 170582305), (5, 102349383), (15, 34116461), (31, 16507965), (93, 5502655), (131, 3906465), (155, 3301593), (271, 1888365), (393, 1302155), (465, 1100531), (655, 781293), (813, 629455), (961, 532515), (1355, 377673), (1965, 260431), (2883, 177505), (4061, 126015), (4065, 125891), (4805, 106503), (8401, 60915), (12183, 42005), (14415, 35501), (20305, 25203)]