127717821

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 250967808

約数和(自身を除く): 123249987

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 37, 51, 63, 77, 99, 111, 119, 153, 187, 231, 259, 293, 333, 357, 407, 561, 629, 693, 777, 879, 1071, 1221, 1309, 1683, 1887, 2051, 2331, 2637, 2849, 3223, 3663, 3927, 4403, 4981, 5661, 6153, 6919, 8547, 9669, 10841, 11781, 13209, 14943, 18459, 20757, 22561, 25641, 29007, 32523, 34867, 39627, 44829, 48433, 54791, 62271, 67683, 75887, 97569, 104601, 119251, 145299, 164373, 184297, 203049, 227661, 313803, 357753, 383537, 435897, 493119, 552891, 682983, 834757, 1073259, 1150611, 1290079, 1658673, 2027267, 2504271, 3451833, 3870237, 6081801, 7512813, 11610711, 14190869, 18245403, 42572607, 127717821]

約数ペア:

[(1, 127717821), (3, 42572607), (7, 18245403), (9, 14190869), (11, 11610711), (17, 7512813), (21, 6081801), (33, 3870237), (37, 3451833), (51, 2504271), (63, 2027267), (77, 1658673), (99, 1290079), (111, 1150611), (119, 1073259), (153, 834757), (187, 682983), (231, 552891), (259, 493119), (293, 435897), (333, 383537), (357, 357753), (407, 313803), (561, 227661), (629, 203049), (693, 184297), (777, 164373), (879, 145299), (1071, 119251), (1221, 104601), (1309, 97569), (1683, 75887), (1887, 67683), (2051, 62271), (2331, 54791), (2637, 48433), (2849, 44829), (3223, 39627), (3663, 34867), (3927, 32523), (4403, 29007), (4981, 25641), (5661, 22561), (6153, 20757), (6919, 18459), (8547, 14943), (9669, 13209), (10841, 11781)]