1821937941

素因数分解:

$3^6\times {\mathrm{1471}}^1\times {\mathrm{1699}}^1$

素因数の和:3188

約数の個数: 28

約数和(自身を含む): 2735123200

約数和(自身を除く): 913185259

約数列:

[1, 3, 9, 27, 81, 243, 729, 1471, 1699, 4413, 5097, 13239, 15291, 39717, 45873, 119151, 137619, 357453, 412857, 1072359, 1238571, 2499229, 7497687, 22493061, 67479183, 202437549, 607312647, 1821937941]

約数ペア:

[(1, 1821937941), (3, 607312647), (9, 202437549), (27, 67479183), (81, 22493061), (243, 7497687), (729, 2499229), (1471, 1238571), (1699, 1072359), (4413, 412857), (5097, 357453), (13239, 137619), (15291, 119151), (39717, 45873)]