193440045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 330281280

約数和(自身を除く): 136841235

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 257, 285, 361, 417, 695, 771, 1083, 1285, 1805, 2085, 2641, 3855, 4883, 5415, 7923, 13205, 14649, 24415, 35723, 39615, 50179, 73245, 92777, 107169, 150537, 178615, 250895, 278331, 463885, 535845, 678737, 752685, 1391655, 2036211, 3393685, 10181055, 12896003, 38688009, 64480015, 193440045]

約数ペア:

[(1, 193440045), (3, 64480015), (5, 38688009), (15, 12896003), (19, 10181055), (57, 3393685), (95, 2036211), (139, 1391655), (257, 752685), (285, 678737), (361, 535845), (417, 463885), (695, 278331), (771, 250895), (1083, 178615), (1285, 150537), (1805, 107169), (2085, 92777), (2641, 73245), (3855, 50179), (4883, 39615), (5415, 35723), (7923, 24415), (13205, 14649)]