201398985

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^2\times {\mathrm{997}}^1$

素因数の和:1142

約数の個数: 36

約数和(自身を含む): 354735108

約数和(自身を除く): 153336123

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 997, 1005, 2991, 3015, 4489, 4985, 8973, 13467, 14955, 22445, 40401, 44865, 66799, 67335, 200397, 202005, 333995, 601191, 1001985, 3005955, 4475533, 13426599, 22377665, 40279797, 67132995, 201398985]

約数ペア:

[(1, 201398985), (3, 67132995), (5, 40279797), (9, 22377665), (15, 13426599), (45, 4475533), (67, 3005955), (201, 1001985), (335, 601191), (603, 333995), (997, 202005), (1005, 200397), (2991, 67335), (3015, 66799), (4489, 44865), (4985, 40401), (8973, 22445), (13467, 14955)]