16989732

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 108

約数和(自身を含む): 48275136

約数和(自身を除く): 31285404

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 68, 69, 71, 92, 102, 138, 142, 153, 204, 207, 213, 276, 284, 289, 306, 391, 414, 426, 578, 612, 639, 782, 828, 852, 867, 1156, 1173, 1207, 1278, 1564, 1633, 1734, 2346, 2414, 2556, 2601, 3266, 3468, 3519, 3621, 4692, 4828, 4899, 5202, 6532, 6647, 7038, 7242, 9798, 10404, 10863, 13294, 14076, 14484, 14697, 19596, 19941, 20519, 21726, 26588, 27761, 29394, 39882, 41038, 43452, 55522, 58788, 59823, 61557, 79764, 82076, 83283, 111044, 119646, 123114, 166566, 184671, 239292, 246228, 249849, 333132, 369342, 471937, 499698, 738684, 943874, 999396, 1415811, 1887748, 2831622, 4247433, 5663244, 8494866, 16989732]

約数ペア:

[(1, 16989732), (2, 8494866), (3, 5663244), (4, 4247433), (6, 2831622), (9, 1887748), (12, 1415811), (17, 999396), (18, 943874), (23, 738684), (34, 499698), (36, 471937), (46, 369342), (51, 333132), (68, 249849), (69, 246228), (71, 239292), (92, 184671), (102, 166566), (138, 123114), (142, 119646), (153, 111044), (204, 83283), (207, 82076), (213, 79764), (276, 61557), (284, 59823), (289, 58788), (306, 55522), (391, 43452), (414, 41038), (426, 39882), (578, 29394), (612, 27761), (639, 26588), (782, 21726), (828, 20519), (852, 19941), (867, 19596), (1156, 14697), (1173, 14484), (1207, 14076), (1278, 13294), (1564, 10863), (1633, 10404), (1734, 9798), (2346, 7242), (2414, 7038), (2556, 6647), (2601, 6532), (3266, 5202), (3468, 4899), (3519, 4828), (3621, 4692)]