427640367

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{7039}}^1$

素因数の和:7323

約数の個数: 32

約数和(自身を含む): 713687040

約数和(自身を除く): 286046673

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 263, 789, 1841, 2893, 5523, 7039, 8679, 20251, 21117, 49273, 60753, 77429, 147819, 232287, 542003, 1626009, 1851257, 5553771, 12958799, 20363827, 38876397, 61091481, 142546789, 427640367]

約数ペア:

[(1, 427640367), (3, 142546789), (7, 61091481), (11, 38876397), (21, 20363827), (33, 12958799), (77, 5553771), (231, 1851257), (263, 1626009), (789, 542003), (1841, 232287), (2893, 147819), (5523, 77429), (7039, 60753), (8679, 49273), (20251, 21117)]