217083302012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{953}}^1\times {\mathrm{1621}}^1$

素因数の和:2683

約数の個数: 72

約数和(自身を含む): 410088767760

約数和(自身を除く): 193005465748

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 953, 1621, 1634, 1849, 1906, 3242, 3268, 3698, 3812, 6484, 7396, 18107, 30799, 35131, 36214, 40979, 61598, 69703, 70262, 72428, 81958, 123196, 139406, 140524, 163916, 278812, 778601, 1324357, 1544813, 1557202, 1762097, 2648714, 2997229, 3089626, 3114404, 3524194, 5297428, 5994458, 6179252, 7048388, 11988916, 29351447, 33479843, 56947351, 58702894, 66426959, 66959686, 113894702, 117405788, 132853918, 133919372, 227789404, 265707836, 1262112221, 2524224442, 2856359237, 5048448884, 5712718474, 11425436948, 54270825503, 108541651006, 217083302012]

約数ペア:

[(1, 217083302012), (2, 108541651006), (4, 54270825503), (19, 11425436948), (38, 5712718474), (43, 5048448884), (76, 2856359237), (86, 2524224442), (172, 1262112221), (817, 265707836), (953, 227789404), (1621, 133919372), (1634, 132853918), (1849, 117405788), (1906, 113894702), (3242, 66959686), (3268, 66426959), (3698, 58702894), (3812, 56947351), (6484, 33479843), (7396, 29351447), (18107, 11988916), (30799, 7048388), (35131, 6179252), (36214, 5994458), (40979, 5297428), (61598, 3524194), (69703, 3114404), (70262, 3089626), (72428, 2997229), (81958, 2648714), (123196, 1762097), (139406, 1557202), (140524, 1544813), (163916, 1324357), (278812, 778601)]