390084656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{60497}}^1$

素因数の和:60549

約数の個数: 40

約数和(自身を含む): 840196224

約数和(自身を除く): 450111568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 60497, 120994, 241988, 483976, 786461, 967952, 1572922, 1875407, 3145844, 3750814, 6291688, 7501628, 12583376, 15003256, 24380291, 30006512, 48760582, 97521164, 195042328, 390084656]

約数ペア:

[(1, 390084656), (2, 195042328), (4, 97521164), (8, 48760582), (13, 30006512), (16, 24380291), (26, 15003256), (31, 12583376), (52, 7501628), (62, 6291688), (104, 3750814), (124, 3145844), (208, 1875407), (248, 1572922), (403, 967952), (496, 786461), (806, 483976), (1612, 241988), (3224, 120994), (6448, 60497)]