238281345

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18979}}^1$

素因数の和:19027

約数の個数: 40

約数和(自身を含む): 440943360

約数和(自身を除く): 202662015

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 18979, 56937, 94895, 170811, 284685, 512433, 588349, 854055, 1537299, 1765047, 2562165, 2941745, 5295141, 7686495, 8825235, 15885423, 26475705, 47656269, 79427115, 238281345]

約数ペア:

[(1, 238281345), (3, 79427115), (5, 47656269), (9, 26475705), (15, 15885423), (27, 8825235), (31, 7686495), (45, 5295141), (81, 2941745), (93, 2562165), (135, 1765047), (155, 1537299), (279, 854055), (405, 588349), (465, 512433), (837, 284685), (1395, 170811), (2511, 94895), (4185, 56937), (12555, 18979)]