664508648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{119173}}^1$

素因数の和:119237

約数の個数: 32

約数和(自身を含む): 1351433160

約数和(自身を除く): 686924512

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 5576, 119173, 238346, 476692, 953384, 2025941, 4051882, 4886093, 8103764, 9772186, 16207528, 19544372, 39088744, 83063581, 166127162, 332254324, 664508648]

約数ペア:

[(1, 664508648), (2, 332254324), (4, 166127162), (8, 83063581), (17, 39088744), (34, 19544372), (41, 16207528), (68, 9772186), (82, 8103764), (136, 4886093), (164, 4051882), (328, 2025941), (697, 953384), (1394, 476692), (2788, 238346), (5576, 119173)]