81716620833

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{617}}^1$

素因数の和:1215

約数の個数: 96

約数和(自身を含む): 131483544192

約数和(自身を除く): 49766923359

約数列:

[1, 3, 9, 17, 41, 43, 51, 123, 129, 153, 369, 387, 491, 617, 697, 731, 1473, 1763, 1851, 2091, 2193, 4419, 5289, 5553, 6273, 6579, 8347, 10489, 15867, 20131, 21113, 25041, 25297, 26531, 29971, 31467, 60393, 63339, 75123, 75891, 79593, 89913, 94401, 181179, 190017, 227673, 238779, 269739, 302947, 342227, 358921, 430049, 451027, 865633, 908841, 1026681, 1076763, 1087771, 1290147, 1353081, 2596899, 2726523, 3080043, 3230289, 3263313, 3870441, 4059243, 5150099, 7790697, 9789939, 12420827, 13026721, 14715761, 15450297, 18492107, 37262481, 39080163, 44147283, 46350891, 55476321, 111787443, 117240489, 132441849, 166428963, 211154059, 221454257, 534095561, 633462177, 664362771, 1602286683, 1900386531, 1993088313, 4806860049, 9079624537, 27238873611, 81716620833]

約数ペア:

[(1, 81716620833), (3, 27238873611), (9, 9079624537), (17, 4806860049), (41, 1993088313), (43, 1900386531), (51, 1602286683), (123, 664362771), (129, 633462177), (153, 534095561), (369, 221454257), (387, 211154059), (491, 166428963), (617, 132441849), (697, 117240489), (731, 111787443), (1473, 55476321), (1763, 46350891), (1851, 44147283), (2091, 39080163), (2193, 37262481), (4419, 18492107), (5289, 15450297), (5553, 14715761), (6273, 13026721), (6579, 12420827), (8347, 9789939), (10489, 7790697), (15867, 5150099), (20131, 4059243), (21113, 3870441), (25041, 3263313), (25297, 3230289), (26531, 3080043), (29971, 2726523), (31467, 2596899), (60393, 1353081), (63339, 1290147), (75123, 1087771), (75891, 1076763), (79593, 1026681), (89913, 908841), (94401, 865633), (181179, 451027), (190017, 430049), (227673, 358921), (238779, 342227), (269739, 302947)]