247233488

素因数分解:

$2^4\times {\mathrm{43}}^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:292

約数の個数: 60

約数和(自身を含む): 502091748

約数和(自身を除く): 254858260

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 137, 172, 244, 274, 344, 488, 548, 688, 976, 1096, 1849, 2192, 2623, 3698, 5246, 5891, 7396, 8357, 10492, 11782, 14792, 16714, 20984, 23564, 29584, 33428, 41968, 47128, 66856, 94256, 112789, 133712, 225578, 253313, 359351, 451156, 506626, 718702, 902312, 1013252, 1437404, 1804624, 2026504, 2874808, 4053008, 5749616, 15452093, 30904186, 61808372, 123616744, 247233488]

約数ペア:

[(1, 247233488), (2, 123616744), (4, 61808372), (8, 30904186), (16, 15452093), (43, 5749616), (61, 4053008), (86, 2874808), (122, 2026504), (137, 1804624), (172, 1437404), (244, 1013252), (274, 902312), (344, 718702), (488, 506626), (548, 451156), (688, 359351), (976, 253313), (1096, 225578), (1849, 133712), (2192, 112789), (2623, 94256), (3698, 66856), (5246, 47128), (5891, 41968), (7396, 33428), (8357, 29584), (10492, 23564), (11782, 20984), (14792, 16714)]