201917565

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 358083648

約数和(自身を除く): 156166083

約数列:

[1, 3, 5, 9, 15, 45, 67, 193, 201, 335, 347, 579, 603, 965, 1005, 1041, 1735, 1737, 2895, 3015, 3123, 5205, 8685, 12931, 15615, 23249, 38793, 64655, 66971, 69747, 116245, 116379, 193965, 200913, 209241, 334855, 348735, 581895, 602739, 1004565, 1046205, 3013695, 4487057, 13461171, 22435285, 40383513, 67305855, 201917565]

約数ペア:

[(1, 201917565), (3, 67305855), (5, 40383513), (9, 22435285), (15, 13461171), (45, 4487057), (67, 3013695), (193, 1046205), (201, 1004565), (335, 602739), (347, 581895), (579, 348735), (603, 334855), (965, 209241), (1005, 200913), (1041, 193965), (1735, 116379), (1737, 116245), (2895, 69747), (3015, 66971), (3123, 64655), (5205, 38793), (8685, 23249), (12931, 15615)]