71990492

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 148032192

約数和(自身を除く): 76041700

約数列:

[1, 2, 4, 7, 14, 28, 61, 113, 122, 226, 244, 373, 427, 452, 746, 791, 854, 1492, 1582, 1708, 2611, 3164, 5222, 6893, 10444, 13786, 22753, 27572, 42149, 45506, 48251, 84298, 91012, 96502, 159271, 168596, 193004, 295043, 318542, 590086, 637084, 1180172, 2571089, 5142178, 10284356, 17997623, 35995246, 71990492]

約数ペア:

[(1, 71990492), (2, 35995246), (4, 17997623), (7, 10284356), (14, 5142178), (28, 2571089), (61, 1180172), (113, 637084), (122, 590086), (226, 318542), (244, 295043), (373, 193004), (427, 168596), (452, 159271), (746, 96502), (791, 91012), (854, 84298), (1492, 48251), (1582, 45506), (1708, 42149), (2611, 27572), (3164, 22753), (5222, 13786), (6893, 10444)]