28319590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1217}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 55248480

約数和(自身を除く): 26928890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 179, 358, 895, 1217, 1790, 2327, 2434, 4654, 6085, 11635, 12170, 15821, 23270, 31642, 79105, 158210, 217843, 435686, 1089215, 2178430, 2831959, 5663918, 14159795, 28319590]

約数ペア:

[(1, 28319590), (2, 14159795), (5, 5663918), (10, 2831959), (13, 2178430), (26, 1089215), (65, 435686), (130, 217843), (179, 158210), (358, 79105), (895, 31642), (1217, 23270), (1790, 15821), (2327, 12170), (2434, 11635), (4654, 6085)]