28334514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 35532366

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 59, 78, 94, 118, 131, 141, 177, 262, 282, 354, 393, 611, 767, 786, 1222, 1534, 1703, 1833, 2301, 2773, 3406, 3666, 4602, 5109, 5546, 6157, 7729, 8319, 10218, 12314, 15458, 16638, 18471, 23187, 36049, 36942, 46374, 72098, 80041, 100477, 108147, 160082, 200954, 216294, 240123, 301431, 363263, 480246, 602862, 726526, 1089789, 2179578, 4722419, 9444838, 14167257, 28334514]

約数ペア:

[(1, 28334514), (2, 14167257), (3, 9444838), (6, 4722419), (13, 2179578), (26, 1089789), (39, 726526), (47, 602862), (59, 480246), (78, 363263), (94, 301431), (118, 240123), (131, 216294), (141, 200954), (177, 160082), (262, 108147), (282, 100477), (354, 80041), (393, 72098), (611, 46374), (767, 36942), (786, 36049), (1222, 23187), (1534, 18471), (1703, 16638), (1833, 15458), (2301, 12314), (2773, 10218), (3406, 8319), (3666, 7729), (4602, 6157), (5109, 5546)]