399779016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1123}}^1$

素因数の和:1315

約数の個数: 128

約数和(自身を含む): 1238737920

約数和(自身を除く): 838958904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 163, 168, 182, 273, 312, 326, 364, 489, 546, 652, 728, 978, 1092, 1123, 1141, 1304, 1956, 2119, 2184, 2246, 2282, 3369, 3423, 3912, 4238, 4492, 4564, 6357, 6738, 6846, 7861, 8476, 8984, 9128, 12714, 13476, 13692, 14599, 14833, 15722, 16952, 23583, 25428, 26952, 27384, 29198, 29666, 31444, 43797, 44499, 47166, 50856, 58396, 59332, 62888, 87594, 88998, 94332, 102193, 116792, 118664, 175188, 177996, 183049, 188664, 204386, 306579, 350376, 355992, 366098, 408772, 549147, 613158, 732196, 817544, 1098294, 1226316, 1281343, 1464392, 2196588, 2379637, 2452632, 2562686, 3844029, 4393176, 4759274, 5125372, 7138911, 7688058, 9518548, 10250744, 14277822, 15376116, 16657459, 19037096, 28555644, 30752232, 33314918, 49972377, 57111288, 66629836, 99944754, 133259672, 199889508, 399779016]

約数ペア:

[(1, 399779016), (2, 199889508), (3, 133259672), (4, 99944754), (6, 66629836), (7, 57111288), (8, 49972377), (12, 33314918), (13, 30752232), (14, 28555644), (21, 19037096), (24, 16657459), (26, 15376116), (28, 14277822), (39, 10250744), (42, 9518548), (52, 7688058), (56, 7138911), (78, 5125372), (84, 4759274), (91, 4393176), (104, 3844029), (156, 2562686), (163, 2452632), (168, 2379637), (182, 2196588), (273, 1464392), (312, 1281343), (326, 1226316), (364, 1098294), (489, 817544), (546, 732196), (652, 613158), (728, 549147), (978, 408772), (1092, 366098), (1123, 355992), (1141, 350376), (1304, 306579), (1956, 204386), (2119, 188664), (2184, 183049), (2246, 177996), (2282, 175188), (3369, 118664), (3423, 116792), (3912, 102193), (4238, 94332), (4492, 88998), (4564, 87594), (6357, 62888), (6738, 59332), (6846, 58396), (7861, 50856), (8476, 47166), (8984, 44499), (9128, 43797), (12714, 31444), (13476, 29666), (13692, 29198), (14599, 27384), (14833, 26952), (15722, 25428), (16952, 23583)]