29881818

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 72040320

約数和(自身を除く): 42158502

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 86, 102, 129, 153, 258, 306, 387, 459, 731, 757, 774, 918, 1161, 1462, 1514, 2193, 2271, 2322, 4386, 4542, 6579, 6813, 12869, 13158, 13626, 19737, 20439, 25738, 32551, 38607, 39474, 40878, 65102, 77214, 97653, 115821, 195306, 231642, 292959, 347463, 553367, 585918, 694926, 878877, 1106734, 1660101, 1757754, 3320202, 4980303, 9960606, 14940909, 29881818]

約数ペア:

[(1, 29881818), (2, 14940909), (3, 9960606), (6, 4980303), (9, 3320202), (17, 1757754), (18, 1660101), (27, 1106734), (34, 878877), (43, 694926), (51, 585918), (54, 553367), (86, 347463), (102, 292959), (129, 231642), (153, 195306), (258, 115821), (306, 97653), (387, 77214), (459, 65102), (731, 40878), (757, 39474), (774, 38607), (918, 32551), (1161, 25738), (1462, 20439), (1514, 19737), (2193, 13626), (2271, 13158), (2322, 12869), (4386, 6813), (4542, 6579)]