221801385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{4967}}^1$

素因数の和:5217

約数の個数: 32

約数和(自身を含む): 383927040

約数和(自身を除く): 162125655

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 229, 687, 1145, 2977, 3435, 4967, 8931, 14885, 14901, 24835, 44655, 64571, 74505, 193713, 322855, 968565, 1137443, 3412329, 5687215, 14786759, 17061645, 44360277, 73933795, 221801385]

約数ペア:

[(1, 221801385), (3, 73933795), (5, 44360277), (13, 17061645), (15, 14786759), (39, 5687215), (65, 3412329), (195, 1137443), (229, 968565), (687, 322855), (1145, 193713), (2977, 74505), (3435, 64571), (4967, 44655), (8931, 24835), (14885, 14901)]