2574747

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:277

約数の個数: 40

約数和(自身を含む): 4646400

約数和(自身を除く): 2071653

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 239, 399, 513, 567, 717, 1197, 1539, 1673, 2151, 3591, 4541, 5019, 6453, 10773, 13623, 15057, 19359, 31787, 40869, 45171, 95361, 122607, 135513, 286083, 367821, 858249, 2574747]

約数ペア:

[(1, 2574747), (3, 858249), (7, 367821), (9, 286083), (19, 135513), (21, 122607), (27, 95361), (57, 45171), (63, 40869), (81, 31787), (133, 19359), (171, 15057), (189, 13623), (239, 10773), (399, 6453), (513, 5019), (567, 4541), (717, 3591), (1197, 2151), (1539, 1673)]