128871938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2281}}^1$

素因数の和:2390

約数の個数: 32

約数和(自身を含む): 217374192

約数和(自身を除く): 88502254

約数列:

[1, 2, 13, 26, 41, 53, 82, 106, 533, 689, 1066, 1378, 2173, 2281, 4346, 4562, 28249, 29653, 56498, 59306, 93521, 120893, 187042, 241786, 1215773, 1571609, 2431546, 3143218, 4956613, 9913226, 64435969, 128871938]

約数ペア:

[(1, 128871938), (2, 64435969), (13, 9913226), (26, 4956613), (41, 3143218), (53, 2431546), (82, 1571609), (106, 1215773), (533, 241786), (689, 187042), (1066, 120893), (1378, 93521), (2173, 59306), (2281, 56498), (4346, 29653), (4562, 28249)]