13397890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3929}}^1$

素因数の和:3978

約数の個数: 32

約数和(自身を含む): 27164160

約数和(自身を除く): 13766270

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 3929, 7858, 19645, 39290, 43219, 86438, 121799, 216095, 243598, 432190, 608995, 1217990, 1339789, 2679578, 6698945, 13397890]

約数ペア:

[(1, 13397890), (2, 6698945), (5, 2679578), (10, 1339789), (11, 1217990), (22, 608995), (31, 432190), (55, 243598), (62, 216095), (110, 121799), (155, 86438), (310, 43219), (341, 39290), (682, 19645), (1705, 7858), (3410, 3929)]