421193552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1237}}^1\times {\mathrm{1637}}^1$

素因数の和:2895

約数の個数: 40

約数和(自身を含む): 880084296

約数和(自身を除く): 458890744

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1237, 1637, 2474, 3274, 4948, 6548, 9896, 13096, 16081, 19792, 21281, 26192, 32162, 42562, 64324, 85124, 128648, 170248, 257296, 340496, 2024969, 4049938, 8099876, 16199752, 26324597, 32399504, 52649194, 105298388, 210596776, 421193552]

約数ペア:

[(1, 421193552), (2, 210596776), (4, 105298388), (8, 52649194), (13, 32399504), (16, 26324597), (26, 16199752), (52, 8099876), (104, 4049938), (208, 2024969), (1237, 340496), (1637, 257296), (2474, 170248), (3274, 128648), (4948, 85124), (6548, 64324), (9896, 42562), (13096, 32162), (16081, 26192), (19792, 21281)]