390694455

素因数分解:

$3^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{6907}}^1$

素因数の和:7340

約数の個数: 32

約数和(自身を含む): 696326400

約数和(自身を除く): 305631945

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 419, 1257, 2095, 3771, 6285, 6907, 11313, 18855, 20721, 34535, 56565, 62163, 103605, 186489, 310815, 932445, 2894033, 8682099, 14470165, 26046297, 43410495, 78138891, 130231485, 390694455]

約数ペア:

[(1, 390694455), (3, 130231485), (5, 78138891), (9, 43410495), (15, 26046297), (27, 14470165), (45, 8682099), (135, 2894033), (419, 932445), (1257, 310815), (2095, 186489), (3771, 103605), (6285, 62163), (6907, 56565), (11313, 34535), (18855, 20721)]