66802788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{409}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 182819000

約数和(自身を除く): 116016212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 349, 409, 468, 698, 818, 1047, 1227, 1396, 1636, 2094, 2454, 3141, 3681, 4188, 4537, 4908, 5317, 6282, 7362, 9074, 10634, 12564, 13611, 14724, 15951, 18148, 21268, 27222, 31902, 40833, 47853, 54444, 63804, 81666, 95706, 142741, 163332, 191412, 285482, 428223, 570964, 856446, 1284669, 1712892, 1855633, 2569338, 3711266, 5138676, 5566899, 7422532, 11133798, 16700697, 22267596, 33401394, 66802788]

約数ペア:

[(1, 66802788), (2, 33401394), (3, 22267596), (4, 16700697), (6, 11133798), (9, 7422532), (12, 5566899), (13, 5138676), (18, 3711266), (26, 2569338), (36, 1855633), (39, 1712892), (52, 1284669), (78, 856446), (117, 570964), (156, 428223), (234, 285482), (349, 191412), (409, 163332), (468, 142741), (698, 95706), (818, 81666), (1047, 63804), (1227, 54444), (1396, 47853), (1636, 40833), (2094, 31902), (2454, 27222), (3141, 21268), (3681, 18148), (4188, 15951), (4537, 14724), (4908, 13611), (5317, 12564), (6282, 10634), (7362, 9074)]