2986788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 8452416

約数和(自身を除く): 5465628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 37, 42, 62, 74, 84, 93, 111, 124, 148, 186, 217, 222, 259, 372, 434, 444, 518, 651, 777, 868, 961, 1036, 1147, 1302, 1554, 1922, 2294, 2604, 2883, 3108, 3441, 3844, 4588, 5766, 6727, 6882, 8029, 11532, 13454, 13764, 16058, 20181, 24087, 26908, 32116, 35557, 40362, 48174, 71114, 80724, 96348, 106671, 142228, 213342, 248899, 426684, 497798, 746697, 995596, 1493394, 2986788]

約数ペア:

[(1, 2986788), (2, 1493394), (3, 995596), (4, 746697), (6, 497798), (7, 426684), (12, 248899), (14, 213342), (21, 142228), (28, 106671), (31, 96348), (37, 80724), (42, 71114), (62, 48174), (74, 40362), (84, 35557), (93, 32116), (111, 26908), (124, 24087), (148, 20181), (186, 16058), (217, 13764), (222, 13454), (259, 11532), (372, 8029), (434, 6882), (444, 6727), (518, 5766), (651, 4588), (777, 3844), (868, 3441), (961, 3108), (1036, 2883), (1147, 2604), (1302, 2294), (1554, 1922)]