66621884

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 137846016

約数和(自身を除く): 71224132

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 131, 164, 262, 287, 443, 524, 574, 886, 917, 1148, 1772, 1834, 3101, 3668, 5371, 6202, 10742, 12404, 18163, 21484, 36326, 37597, 58033, 72652, 75194, 116066, 127141, 150388, 232132, 254282, 406231, 508564, 812462, 1624924, 2379353, 4758706, 9517412, 16655471, 33310942, 66621884]

約数ペア:

[(1, 66621884), (2, 33310942), (4, 16655471), (7, 9517412), (14, 4758706), (28, 2379353), (41, 1624924), (82, 812462), (131, 508564), (164, 406231), (262, 254282), (287, 232132), (443, 150388), (524, 127141), (574, 116066), (886, 75194), (917, 72652), (1148, 58033), (1772, 37597), (1834, 36326), (3101, 21484), (3668, 18163), (5371, 12404), (6202, 10742)]