297788325

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 511205376

約数和(自身を除く): 213417051

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 263, 465, 487, 775, 789, 1315, 1461, 2325, 2435, 3945, 6575, 7305, 8153, 12175, 15097, 19725, 24459, 36525, 40765, 45291, 75485, 122295, 128081, 203825, 226455, 377425, 384243, 611475, 640405, 1132275, 1921215, 3202025, 3970511, 9606075, 11911533, 19852555, 59557665, 99262775, 297788325]

約数ペア:

[(1, 297788325), (3, 99262775), (5, 59557665), (15, 19852555), (25, 11911533), (31, 9606075), (75, 3970511), (93, 3202025), (155, 1921215), (263, 1132275), (465, 640405), (487, 611475), (775, 384243), (789, 377425), (1315, 226455), (1461, 203825), (2325, 128081), (2435, 122295), (3945, 75485), (6575, 45291), (7305, 40765), (8153, 36525), (12175, 24459), (15097, 19725)]