31419801

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 53913600

約数和(自身を除く): 22493799

約数列:

[1, 3, 7, 9, 21, 59, 63, 79, 107, 177, 237, 321, 413, 531, 553, 711, 749, 963, 1239, 1659, 2247, 3717, 4661, 4977, 6313, 6741, 8453, 13983, 18939, 25359, 32627, 41949, 44191, 56817, 59171, 76077, 97881, 132573, 177513, 293643, 397719, 498727, 532539, 1496181, 3491089, 4488543, 10473267, 31419801]

約数ペア:

[(1, 31419801), (3, 10473267), (7, 4488543), (9, 3491089), (21, 1496181), (59, 532539), (63, 498727), (79, 397719), (107, 293643), (177, 177513), (237, 132573), (321, 97881), (413, 76077), (531, 59171), (553, 56817), (711, 44191), (749, 41949), (963, 32627), (1239, 25359), (1659, 18939), (2247, 13983), (3717, 8453), (4661, 6741), (4977, 6313)]