67879305

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 138378240

約数和(自身を除く): 70498935

約数列:

[1, 3, 5, 9, 13, 15, 19, 31, 39, 45, 57, 65, 93, 95, 117, 155, 171, 195, 197, 247, 279, 285, 403, 465, 585, 589, 591, 741, 855, 985, 1209, 1235, 1395, 1767, 1773, 2015, 2223, 2561, 2945, 2955, 3627, 3705, 3743, 5301, 6045, 6107, 7657, 7683, 8835, 8865, 11115, 11229, 12805, 18135, 18321, 18715, 22971, 23049, 26505, 30535, 33687, 38285, 38415, 48659, 54963, 56145, 68913, 79391, 91605, 114855, 115245, 116033, 145977, 168435, 238173, 243295, 274815, 344565, 348099, 396955, 437931, 580165, 714519, 729885, 1044297, 1190865, 1508429, 1740495, 2189655, 3572595, 4525287, 5221485, 7542145, 13575861, 22626435, 67879305]

約数ペア:

[(1, 67879305), (3, 22626435), (5, 13575861), (9, 7542145), (13, 5221485), (15, 4525287), (19, 3572595), (31, 2189655), (39, 1740495), (45, 1508429), (57, 1190865), (65, 1044297), (93, 729885), (95, 714519), (117, 580165), (155, 437931), (171, 396955), (195, 348099), (197, 344565), (247, 274815), (279, 243295), (285, 238173), (403, 168435), (465, 145977), (585, 116033), (589, 115245), (591, 114855), (741, 91605), (855, 79391), (985, 68913), (1209, 56145), (1235, 54963), (1395, 48659), (1767, 38415), (1773, 38285), (2015, 33687), (2223, 30535), (2561, 26505), (2945, 23049), (2955, 22971), (3627, 18715), (3705, 18321), (3743, 18135), (5301, 12805), (6045, 11229), (6107, 11115), (7657, 8865), (7683, 8835)]