207934616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 428652000

約数和(自身を除く): 220717384

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 89, 136, 164, 178, 328, 356, 419, 697, 712, 838, 1394, 1513, 1676, 2788, 3026, 3352, 3649, 5576, 6052, 7123, 7298, 12104, 14246, 14596, 17179, 28492, 29192, 34358, 37291, 56984, 62033, 68716, 74582, 124066, 137432, 149164, 248132, 292043, 298328, 496264, 584086, 633947, 1168172, 1267894, 1528931, 2336344, 2535788, 3057862, 5071576, 6115724, 12231448, 25991827, 51983654, 103967308, 207934616]

約数ペア:

[(1, 207934616), (2, 103967308), (4, 51983654), (8, 25991827), (17, 12231448), (34, 6115724), (41, 5071576), (68, 3057862), (82, 2535788), (89, 2336344), (136, 1528931), (164, 1267894), (178, 1168172), (328, 633947), (356, 584086), (419, 496264), (697, 298328), (712, 292043), (838, 248132), (1394, 149164), (1513, 137432), (1676, 124066), (2788, 74582), (3026, 68716), (3352, 62033), (3649, 56984), (5576, 37291), (6052, 34358), (7123, 29192), (7298, 28492), (12104, 17179), (14246, 14596)]