31252515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12941}}^1$

素因数の和:12979

約数の個数: 32

約数和(自身を含む): 59636736

約数和(自身を除く): 28384221

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 12941, 38823, 64705, 90587, 194115, 271761, 297643, 452935, 892929, 1358805, 1488215, 2083501, 4464645, 6250503, 10417505, 31252515]

約数ペア:

[(1, 31252515), (3, 10417505), (5, 6250503), (7, 4464645), (15, 2083501), (21, 1488215), (23, 1358805), (35, 892929), (69, 452935), (105, 297643), (115, 271761), (161, 194115), (345, 90587), (483, 64705), (805, 38823), (2415, 12941)]