220173435

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 388952928

約数和(自身を除く): 168779493

約数列:

[1, 3, 5, 9, 15, 45, 101, 193, 251, 303, 505, 579, 753, 909, 965, 1255, 1515, 1737, 2259, 2895, 3765, 4545, 8685, 11295, 19493, 25351, 48443, 58479, 76053, 97465, 126755, 145329, 175437, 228159, 242215, 292395, 380265, 435987, 726645, 877185, 1140795, 2179935, 4892743, 14678229, 24463715, 44034687, 73391145, 220173435]

約数ペア:

[(1, 220173435), (3, 73391145), (5, 44034687), (9, 24463715), (15, 14678229), (45, 4892743), (101, 2179935), (193, 1140795), (251, 877185), (303, 726645), (505, 435987), (579, 380265), (753, 292395), (909, 242215), (965, 228159), (1255, 175437), (1515, 145329), (1737, 126755), (2259, 97465), (2895, 76053), (3765, 58479), (4545, 48443), (8685, 25351), (11295, 19493)]