40881285

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 73642608

約数和(自身を除く): 32761323

約数列:

[1, 3, 5, 9, 15, 45, 53, 61, 159, 183, 265, 281, 305, 477, 549, 795, 843, 915, 1405, 2385, 2529, 2745, 3233, 4215, 9699, 12645, 14893, 16165, 17141, 29097, 44679, 48495, 51423, 74465, 85705, 134037, 145485, 154269, 223395, 257115, 670185, 771345, 908473, 2725419, 4542365, 8176257, 13627095, 40881285]

約数ペア:

[(1, 40881285), (3, 13627095), (5, 8176257), (9, 4542365), (15, 2725419), (45, 908473), (53, 771345), (61, 670185), (159, 257115), (183, 223395), (265, 154269), (281, 145485), (305, 134037), (477, 85705), (549, 74465), (795, 51423), (843, 48495), (915, 44679), (1405, 29097), (2385, 17141), (2529, 16165), (2745, 14893), (3233, 12645), (4215, 9699)]