1520347374

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{309391}}^1$

素因数の和:309422

約数の個数: 64

約数和(自身を含む): 4158228480

約数和(自身を除く): 2637881106

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 309391, 618782, 928173, 1856346, 2165737, 2784519, 4022083, 4331474, 5569038, 6497211, 8044166, 8353557, 12066249, 12994422, 16707114, 19491633, 24132498, 28154581, 36198747, 38983266, 56309162, 58474899, 72397494, 84463743, 108596241, 116949798, 168927486, 217192482, 253391229, 506782458, 760173687, 1520347374]

約数ペア:

[(1, 1520347374), (2, 760173687), (3, 506782458), (6, 253391229), (7, 217192482), (9, 168927486), (13, 116949798), (14, 108596241), (18, 84463743), (21, 72397494), (26, 58474899), (27, 56309162), (39, 38983266), (42, 36198747), (54, 28154581), (63, 24132498), (78, 19491633), (91, 16707114), (117, 12994422), (126, 12066249), (182, 8353557), (189, 8044166), (234, 6497211), (273, 5569038), (351, 4331474), (378, 4022083), (546, 2784519), (702, 2165737), (819, 1856346), (1638, 928173), (2457, 618782), (4914, 309391)]