15721804228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{29063}}^1$

素因数の和:29284

約数の個数: 48

約数和(自身を含む): 30214469376

約数和(自身を除く): 14492665148

約数列:

[1, 2, 4, 13, 26, 52, 101, 103, 202, 206, 404, 412, 1313, 1339, 2626, 2678, 5252, 5356, 10403, 20806, 29063, 41612, 58126, 116252, 135239, 270478, 377819, 540956, 755638, 1511276, 2935363, 2993489, 5870726, 5986978, 11741452, 11973956, 38159719, 38915357, 76319438, 77830714, 152638876, 155661428, 302342389, 604684778, 1209369556, 3930451057, 7860902114, 15721804228]

約数ペア:

[(1, 15721804228), (2, 7860902114), (4, 3930451057), (13, 1209369556), (26, 604684778), (52, 302342389), (101, 155661428), (103, 152638876), (202, 77830714), (206, 76319438), (404, 38915357), (412, 38159719), (1313, 11973956), (1339, 11741452), (2626, 5986978), (2678, 5870726), (5252, 2993489), (5356, 2935363), (10403, 1511276), (20806, 755638), (29063, 540956), (41612, 377819), (58126, 270478), (116252, 135239)]