128508588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{274591}}^1$

素因数の和:274614

約数の個数: 36

約数和(自身を含む): 349830208

約数和(自身を除く): 221321620

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 274591, 549182, 823773, 1098364, 1647546, 2471319, 3295092, 3569683, 4942638, 7139366, 9885276, 10709049, 14278732, 21418098, 32127147, 42836196, 64254294, 128508588]

約数ペア:

[(1, 128508588), (2, 64254294), (3, 42836196), (4, 32127147), (6, 21418098), (9, 14278732), (12, 10709049), (13, 9885276), (18, 7139366), (26, 4942638), (36, 3569683), (39, 3295092), (52, 2471319), (78, 1647546), (117, 1098364), (156, 823773), (234, 549182), (468, 274591)]