252173871

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 412569600

約数和(自身を除く): 160395729

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 101, 157, 171, 279, 303, 471, 513, 589, 837, 909, 1413, 1767, 1919, 2727, 2983, 3131, 4239, 4867, 5301, 5757, 8949, 9393, 14601, 15857, 15903, 17271, 26847, 28179, 43803, 47571, 51813, 59489, 80541, 84537, 92473, 131409, 142713, 178467, 277419, 301283, 428139, 491567, 535401, 832257, 903849, 1474701, 1606203, 2496771, 2711547, 4424103, 8134641, 9339773, 13272309, 28019319, 84057957, 252173871]

約数ペア:

[(1, 252173871), (3, 84057957), (9, 28019319), (19, 13272309), (27, 9339773), (31, 8134641), (57, 4424103), (93, 2711547), (101, 2496771), (157, 1606203), (171, 1474701), (279, 903849), (303, 832257), (471, 535401), (513, 491567), (589, 428139), (837, 301283), (909, 277419), (1413, 178467), (1767, 142713), (1919, 131409), (2727, 92473), (2983, 84537), (3131, 80541), (4239, 59489), (4867, 51813), (5301, 47571), (5757, 43803), (8949, 28179), (9393, 26847), (14601, 17271), (15857, 15903)]