138993153

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 204019200

約数和(自身を除く): 65026047

約数列:

[1, 3, 13, 39, 79, 197, 229, 237, 591, 687, 1027, 2561, 2977, 3081, 7683, 8931, 15563, 18091, 45113, 46689, 54273, 135339, 202319, 235183, 586469, 606957, 705549, 1759407, 3563927, 10691781, 46331051, 138993153]

約数ペア:

[(1, 138993153), (3, 46331051), (13, 10691781), (39, 3563927), (79, 1759407), (197, 705549), (229, 606957), (237, 586469), (591, 235183), (687, 202319), (1027, 135339), (2561, 54273), (2977, 46689), (3081, 45113), (7683, 18091), (8931, 15563)]