72981412

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{55457}}^1$

素因数の和:55515

約数の個数: 24

約数和(自身を含む): 149071104

約数和(自身を除く): 76089692

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 55457, 110914, 221828, 388199, 776398, 1552796, 2606479, 5212958, 10425916, 18245353, 36490706, 72981412]

約数ペア:

[(1, 72981412), (2, 36490706), (4, 18245353), (7, 10425916), (14, 5212958), (28, 2606479), (47, 1552796), (94, 776398), (188, 388199), (329, 221828), (658, 110914), (1316, 55457)]