257184684

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{376001}}^1$

素因数の和:376030

約数の個数: 36

約数和(自身を含む): 684323640

約数和(自身を除く): 427138956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 376001, 752002, 1128003, 1504004, 2256006, 3384009, 4512012, 6768018, 7144019, 13536036, 14288038, 21432057, 28576076, 42864114, 64296171, 85728228, 128592342, 257184684]

約数ペア:

[(1, 257184684), (2, 128592342), (3, 85728228), (4, 64296171), (6, 42864114), (9, 28576076), (12, 21432057), (18, 14288038), (19, 13536036), (36, 7144019), (38, 6768018), (57, 4512012), (76, 3384009), (114, 2256006), (171, 1504004), (228, 1128003), (342, 752002), (684, 376001)]