289399526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{20201}}^1$

素因数の和:20264

約数の個数: 32

約数和(自身を含む): 509090400

約数和(自身を除く): 219690874

約数列:

[1, 2, 13, 19, 26, 29, 38, 58, 247, 377, 494, 551, 754, 1102, 7163, 14326, 20201, 40402, 262613, 383819, 525226, 585829, 767638, 1171658, 4989647, 7615777, 9979294, 11130751, 15231554, 22261502, 144699763, 289399526]

約数ペア:

[(1, 289399526), (2, 144699763), (13, 22261502), (19, 15231554), (26, 11130751), (29, 9979294), (38, 7615777), (58, 4989647), (247, 1171658), (377, 767638), (494, 585829), (551, 525226), (754, 383819), (1102, 262613), (7163, 40402), (14326, 20201)]