215547774

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1065

約数の個数: 64

約数和(自身を含む): 484700160

約数和(自身を除く): 269152386

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 97, 186, 194, 291, 403, 582, 806, 919, 1209, 1261, 1838, 2418, 2522, 2757, 3007, 3783, 5514, 6014, 7566, 9021, 11947, 18042, 23894, 28489, 35841, 39091, 56978, 71682, 78182, 85467, 89143, 117273, 170934, 178286, 234546, 267429, 370357, 534858, 740714, 1111071, 1158859, 2222142, 2317718, 2763433, 3476577, 5526866, 6953154, 8290299, 16580598, 35924629, 71849258, 107773887, 215547774]

約数ペア:

[(1, 215547774), (2, 107773887), (3, 71849258), (6, 35924629), (13, 16580598), (26, 8290299), (31, 6953154), (39, 5526866), (62, 3476577), (78, 2763433), (93, 2317718), (97, 2222142), (186, 1158859), (194, 1111071), (291, 740714), (403, 534858), (582, 370357), (806, 267429), (919, 234546), (1209, 178286), (1261, 170934), (1838, 117273), (2418, 89143), (2522, 85467), (2757, 78182), (3007, 71682), (3783, 56978), (5514, 39091), (6014, 35841), (7566, 28489), (9021, 23894), (11947, 18042)]