61640397

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1031}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 111191808

約数和(自身を除く): 49551411

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 73, 91, 117, 219, 273, 511, 657, 819, 949, 1031, 1533, 2847, 3093, 4599, 6643, 7217, 8541, 9279, 13403, 19929, 21651, 40209, 59787, 64953, 75263, 93821, 120627, 225789, 281463, 526841, 677367, 844389, 978419, 1580523, 2935257, 4741569, 6848933, 8805771, 20546799, 61640397]

約数ペア:

[(1, 61640397), (3, 20546799), (7, 8805771), (9, 6848933), (13, 4741569), (21, 2935257), (39, 1580523), (63, 978419), (73, 844389), (91, 677367), (117, 526841), (219, 281463), (273, 225789), (511, 120627), (657, 93821), (819, 75263), (949, 64953), (1031, 59787), (1533, 40209), (2847, 21651), (3093, 19929), (4599, 13403), (6643, 9279), (7217, 8541)]