399217452

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{1747}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 945598080

約数和(自身を除く): 546380628

約数列:

[1, 2, 3, 4, 6, 12, 137, 139, 274, 278, 411, 417, 548, 556, 822, 834, 1644, 1668, 1747, 3494, 5241, 6988, 10482, 19043, 20964, 38086, 57129, 76172, 114258, 228516, 239339, 242833, 478678, 485666, 718017, 728499, 957356, 971332, 1436034, 1456998, 2872068, 2913996, 33268121, 66536242, 99804363, 133072484, 199608726, 399217452]

約数ペア:

[(1, 399217452), (2, 199608726), (3, 133072484), (4, 99804363), (6, 66536242), (12, 33268121), (137, 2913996), (139, 2872068), (274, 1456998), (278, 1436034), (411, 971332), (417, 957356), (548, 728499), (556, 718017), (822, 485666), (834, 478678), (1644, 242833), (1668, 239339), (1747, 228516), (3494, 114258), (5241, 76172), (6988, 57129), (10482, 38086), (19043, 20964)]