128609988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1861}}^1$

素因数の和:2324

約数の個数: 48

約数和(自身を含む): 324077376

約数和(自身を除く): 195467388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 443, 886, 1329, 1772, 1861, 2658, 3722, 5316, 5583, 5759, 7444, 11166, 11518, 17277, 22332, 23036, 24193, 34554, 48386, 69108, 72579, 96772, 145158, 290316, 824423, 1648846, 2473269, 3297692, 4946538, 9893076, 10717499, 21434998, 32152497, 42869996, 64304994, 128609988]

約数ペア:

[(1, 128609988), (2, 64304994), (3, 42869996), (4, 32152497), (6, 21434998), (12, 10717499), (13, 9893076), (26, 4946538), (39, 3297692), (52, 2473269), (78, 1648846), (156, 824423), (443, 290316), (886, 145158), (1329, 96772), (1772, 72579), (1861, 69108), (2658, 48386), (3722, 34554), (5316, 24193), (5583, 23036), (5759, 22332), (7444, 17277), (11166, 11518)]