212649424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{15259}}^1$

素因数の和:15347

約数の個数: 40

約数和(自身を含む): 450353120

約数和(自身を除く): 237703696

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 15259, 30518, 61036, 122072, 198367, 244144, 396734, 793468, 1022353, 1586936, 2044706, 3173872, 4089412, 8178824, 13290589, 16357648, 26581178, 53162356, 106324712, 212649424]

約数ペア:

[(1, 212649424), (2, 106324712), (4, 53162356), (8, 26581178), (13, 16357648), (16, 13290589), (26, 8178824), (52, 4089412), (67, 3173872), (104, 2044706), (134, 1586936), (208, 1022353), (268, 793468), (536, 396734), (871, 244144), (1072, 198367), (1742, 122072), (3484, 61036), (6968, 30518), (13936, 15259)]