266988666

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{433}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 625459968

約数和(自身を除く): 358471302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 277, 318, 371, 433, 554, 742, 831, 866, 1113, 1299, 1662, 1939, 2226, 2598, 3031, 3878, 5817, 6062, 9093, 11634, 14681, 18186, 22949, 29362, 44043, 45898, 68847, 88086, 102767, 119941, 137694, 160643, 205534, 239882, 308301, 321286, 359823, 481929, 616602, 719646, 839587, 963858, 1679174, 2518761, 5037522, 6356873, 12713746, 19070619, 38141238, 44498111, 88996222, 133494333, 266988666]

約数ペア:

[(1, 266988666), (2, 133494333), (3, 88996222), (6, 44498111), (7, 38141238), (14, 19070619), (21, 12713746), (42, 6356873), (53, 5037522), (106, 2518761), (159, 1679174), (277, 963858), (318, 839587), (371, 719646), (433, 616602), (554, 481929), (742, 359823), (831, 321286), (866, 308301), (1113, 239882), (1299, 205534), (1662, 160643), (1939, 137694), (2226, 119941), (2598, 102767), (3031, 88086), (3878, 68847), (5817, 45898), (6062, 44043), (9093, 29362), (11634, 22949), (14681, 18186)]