1781009334

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{245521}}^1$

素因数の和:245573

約数の個数: 48

約数和(自身を含む): 4289760384

約数和(自身を除く): 2508751050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 245521, 491042, 736563, 1473126, 2209689, 3191773, 4419378, 6383546, 7611151, 9575319, 15222302, 19150638, 22833453, 28725957, 45666906, 57451914, 68500359, 98944963, 137000718, 197889926, 296834889, 593669778, 890504667, 1781009334]

約数ペア:

[(1, 1781009334), (2, 890504667), (3, 593669778), (6, 296834889), (9, 197889926), (13, 137000718), (18, 98944963), (26, 68500359), (31, 57451914), (39, 45666906), (62, 28725957), (78, 22833453), (93, 19150638), (117, 15222302), (186, 9575319), (234, 7611151), (279, 6383546), (403, 4419378), (558, 3191773), (806, 2209689), (1209, 1473126), (2418, 736563), (3627, 491042), (7254, 245521)]