78166868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{15497}}^1$

素因数の和:15611

約数の個数: 24

約数和(自身を含む): 148842792

約数和(自身を除く): 70675924

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 15497, 30994, 61988, 201461, 402922, 805844, 1503209, 3006418, 6012836, 19541717, 39083434, 78166868]

約数ペア:

[(1, 78166868), (2, 39083434), (4, 19541717), (13, 6012836), (26, 3006418), (52, 1503209), (97, 805844), (194, 402922), (388, 201461), (1261, 61988), (2522, 30994), (5044, 15497)]