201645678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{31147}}^1$

素因数の和:31248

約数の個数: 32

約数和(自身を含む): 439560576

約数和(自身を除く): 237914898

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 83, 166, 249, 498, 1079, 2158, 3237, 6474, 31147, 62294, 93441, 186882, 404911, 809822, 1214733, 2429466, 2585201, 5170402, 7755603, 15511206, 33607613, 67215226, 100822839, 201645678]

約数ペア:

[(1, 201645678), (2, 100822839), (3, 67215226), (6, 33607613), (13, 15511206), (26, 7755603), (39, 5170402), (78, 2585201), (83, 2429466), (166, 1214733), (249, 809822), (498, 404911), (1079, 186882), (2158, 93441), (3237, 62294), (6474, 31147)]