281969428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{829}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 551810560

約数和(自身を除く): 269841132

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 211, 403, 422, 806, 829, 844, 1612, 1658, 2743, 3316, 5486, 6541, 10777, 10972, 13082, 21554, 25699, 26164, 43108, 51398, 85033, 102796, 170066, 174919, 334087, 340132, 349838, 668174, 699676, 1336348, 2273947, 4547894, 5422489, 9095788, 10844978, 21689956, 70492357, 140984714, 281969428]

約数ペア:

[(1, 281969428), (2, 140984714), (4, 70492357), (13, 21689956), (26, 10844978), (31, 9095788), (52, 5422489), (62, 4547894), (124, 2273947), (211, 1336348), (403, 699676), (422, 668174), (806, 349838), (829, 340132), (844, 334087), (1612, 174919), (1658, 170066), (2743, 102796), (3316, 85033), (5486, 51398), (6541, 43108), (10777, 26164), (10972, 25699), (13082, 21554)]