128784796

素因数分解:

$2^2\times 7^1\times {\mathrm{983}}^1\times {\mathrm{4679}}^1$

素因数の和:5673

約数の個数: 24

約数和(自身を含む): 257886720

約数和(自身を除く): 129101924

約数列:

[1, 2, 4, 7, 14, 28, 983, 1966, 3932, 4679, 6881, 9358, 13762, 18716, 27524, 32753, 65506, 131012, 4599457, 9198914, 18397828, 32196199, 64392398, 128784796]

約数ペア:

[(1, 128784796), (2, 64392398), (4, 32196199), (7, 18397828), (14, 9198914), (28, 4599457), (983, 131012), (1966, 65506), (3932, 32753), (4679, 27524), (6881, 18716), (9358, 13762)]