491048688

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{786937}}^1$

素因数の和:786961

約数の個数: 40

約数和(自身を含む): 1366124368

約数和(自身を除く): 875075680

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 786937, 1573874, 2360811, 3147748, 4721622, 6295496, 9443244, 10230181, 12590992, 18886488, 20460362, 30690543, 37772976, 40920724, 61381086, 81841448, 122762172, 163682896, 245524344, 491048688]

約数ペア:

[(1, 491048688), (2, 245524344), (3, 163682896), (4, 122762172), (6, 81841448), (8, 61381086), (12, 40920724), (13, 37772976), (16, 30690543), (24, 20460362), (26, 18886488), (39, 12590992), (48, 10230181), (52, 9443244), (78, 6295496), (104, 4721622), (156, 3147748), (208, 2360811), (312, 1573874), (624, 786937)]