4981515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 10506240

約数和(自身を除く): 5524725

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 227, 231, 285, 385, 399, 627, 665, 681, 1045, 1135, 1155, 1463, 1589, 1995, 2497, 3135, 3405, 4313, 4389, 4767, 7315, 7491, 7945, 12485, 12939, 17479, 21565, 21945, 23835, 30191, 37455, 47443, 52437, 64695, 87395, 90573, 142329, 150955, 237215, 262185, 332101, 452865, 711645, 996303, 1660505, 4981515]

約数ペア:

[(1, 4981515), (3, 1660505), (5, 996303), (7, 711645), (11, 452865), (15, 332101), (19, 262185), (21, 237215), (33, 150955), (35, 142329), (55, 90573), (57, 87395), (77, 64695), (95, 52437), (105, 47443), (133, 37455), (165, 30191), (209, 23835), (227, 21945), (231, 21565), (285, 17479), (385, 12939), (399, 12485), (627, 7945), (665, 7491), (681, 7315), (1045, 4767), (1135, 4389), (1155, 4313), (1463, 3405), (1589, 3135), (1995, 2497)]