18601515

素因数分解:

$3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{607}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 33269760

約数和(自身を除く): 14668245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 227, 607, 681, 1135, 1821, 2043, 3035, 3405, 5463, 6129, 9105, 10215, 16389, 27315, 30645, 81945, 137789, 413367, 688945, 1240101, 2066835, 3720303, 6200505, 18601515]

約数ペア:

[(1, 18601515), (3, 6200505), (5, 3720303), (9, 2066835), (15, 1240101), (27, 688945), (45, 413367), (135, 137789), (227, 81945), (607, 30645), (681, 27315), (1135, 16389), (1821, 10215), (2043, 9105), (3035, 6129), (3405, 5463)]