2980908

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{3943}}^1$

素因数の和:3963

約数の個数: 48

約数和(自身を含む): 8834560

約数和(自身を除く): 5853652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 3943, 7886, 11829, 15772, 23658, 27601, 35487, 47316, 55202, 70974, 82803, 106461, 110404, 141948, 165606, 212922, 248409, 331212, 425844, 496818, 745227, 993636, 1490454, 2980908]

約数ペア:

[(1, 2980908), (2, 1490454), (3, 993636), (4, 745227), (6, 496818), (7, 425844), (9, 331212), (12, 248409), (14, 212922), (18, 165606), (21, 141948), (27, 110404), (28, 106461), (36, 82803), (42, 70974), (54, 55202), (63, 47316), (84, 35487), (108, 27601), (126, 23658), (189, 15772), (252, 11829), (378, 7886), (756, 3943)]