420214158

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{256541}}^1$

素因数の和:256569

約数の個数: 48

約数和(自身を含む): 1120575456

約数和(自身を除く): 700361298

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 256541, 513082, 769623, 1539246, 1795787, 2308869, 3335033, 3591574, 4617738, 5387361, 6670066, 10005099, 10774722, 16162083, 20010198, 23345231, 30015297, 32324166, 46690462, 60030594, 70035693, 140071386, 210107079, 420214158]

約数ペア:

[(1, 420214158), (2, 210107079), (3, 140071386), (6, 70035693), (7, 60030594), (9, 46690462), (13, 32324166), (14, 30015297), (18, 23345231), (21, 20010198), (26, 16162083), (39, 10774722), (42, 10005099), (63, 6670066), (78, 5387361), (91, 4617738), (117, 3591574), (126, 3335033), (182, 2308869), (234, 1795787), (273, 1539246), (546, 769623), (819, 513082), (1638, 256541)]