197689491

素因数分解:

$3^8\times {\mathrm{29}}^1\times {\mathrm{1039}}^1$

素因数の和:1092

約数の個数: 36

約数和(自身を含む): 307039200

約数和(自身を除く): 109349709

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 1039, 2187, 2349, 3117, 6561, 7047, 9351, 21141, 28053, 30131, 63423, 84159, 90393, 190269, 252477, 271179, 757431, 813537, 2272293, 2440611, 6816879, 7321833, 21965499, 65896497, 197689491]

約数ペア:

[(1, 197689491), (3, 65896497), (9, 21965499), (27, 7321833), (29, 6816879), (81, 2440611), (87, 2272293), (243, 813537), (261, 757431), (729, 271179), (783, 252477), (1039, 190269), (2187, 90393), (2349, 84159), (3117, 63423), (6561, 30131), (7047, 28053), (9351, 21141)]