137909421

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 226437120

約数和(自身を除く): 88527699

約数列:

[1, 3, 9, 13, 31, 39, 47, 93, 117, 141, 279, 403, 423, 611, 809, 1209, 1457, 1833, 2427, 3627, 4371, 5499, 7281, 10517, 13113, 18941, 25079, 31551, 38023, 56823, 75237, 94653, 114069, 170469, 225711, 326027, 342207, 494299, 978081, 1178713, 1482897, 2934243, 3536139, 4448691, 10608417, 15323269, 45969807, 137909421]

約数ペア:

[(1, 137909421), (3, 45969807), (9, 15323269), (13, 10608417), (31, 4448691), (39, 3536139), (47, 2934243), (93, 1482897), (117, 1178713), (141, 978081), (279, 494299), (403, 342207), (423, 326027), (611, 225711), (809, 170469), (1209, 114069), (1457, 94653), (1833, 75237), (2427, 56823), (3627, 38023), (4371, 31551), (5499, 25079), (7281, 18941), (10517, 13113)]