671274651

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 938649600

約数和(自身を除く): 267374949

約数列:

[1, 3, 31, 93, 149, 193, 251, 447, 579, 753, 4619, 5983, 7781, 13857, 17949, 23343, 28757, 37399, 48443, 86271, 112197, 145329, 891467, 1159369, 1501733, 2674401, 3478107, 4505199, 7218007, 21654021, 223758217, 671274651]

約数ペア:

[(1, 671274651), (3, 223758217), (31, 21654021), (93, 7218007), (149, 4505199), (193, 3478107), (251, 2674401), (447, 1501733), (579, 1159369), (753, 891467), (4619, 145329), (5983, 112197), (7781, 86271), (13857, 48443), (17949, 37399), (23343, 28757)]