15693181917

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{2281}}^1$

素因数の和:2754

約数の個数: 64

約数和(自身を含む): 25832970240

約数和(自身を除く): 10139788323

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 401, 817, 903, 1203, 2281, 2451, 2807, 5719, 6843, 7619, 8421, 15967, 17157, 17243, 22857, 43339, 47901, 51729, 53333, 98083, 120701, 130017, 159999, 294249, 303373, 327617, 362103, 686581, 910119, 914681, 982851, 1863577, 2059743, 2293319, 2744043, 5590731, 6402767, 6879957, 13045039, 17378939, 19208301, 39135117, 39331283, 52136817, 117993849, 121652573, 275318981, 364957719, 747294377, 825956943, 2241883131, 5231060639, 15693181917]

約数ペア:

[(1, 15693181917), (3, 5231060639), (7, 2241883131), (19, 825956943), (21, 747294377), (43, 364957719), (57, 275318981), (129, 121652573), (133, 117993849), (301, 52136817), (399, 39331283), (401, 39135117), (817, 19208301), (903, 17378939), (1203, 13045039), (2281, 6879957), (2451, 6402767), (2807, 5590731), (5719, 2744043), (6843, 2293319), (7619, 2059743), (8421, 1863577), (15967, 982851), (17157, 914681), (17243, 910119), (22857, 686581), (43339, 362103), (47901, 327617), (51729, 303373), (53333, 294249), (98083, 159999), (120701, 130017)]