38341989

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 67571712

約数和(自身を除く): 29229723

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 141, 161, 207, 329, 423, 483, 563, 987, 1081, 1449, 1689, 2961, 3243, 3941, 5067, 7567, 9729, 11823, 12949, 22701, 26461, 35469, 38847, 68103, 79383, 90643, 116541, 185227, 238149, 271929, 555681, 608603, 815787, 1667043, 1825809, 4260221, 5477427, 12780663, 38341989]

約数ペア:

[(1, 38341989), (3, 12780663), (7, 5477427), (9, 4260221), (21, 1825809), (23, 1667043), (47, 815787), (63, 608603), (69, 555681), (141, 271929), (161, 238149), (207, 185227), (329, 116541), (423, 90643), (483, 79383), (563, 68103), (987, 38847), (1081, 35469), (1449, 26461), (1689, 22701), (2961, 12949), (3243, 11823), (3941, 9729), (5067, 7567)]