72971236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{7753}}^1$

素因数の和:7951

約数の個数: 24

約数和(自身を含む): 138300344

約数和(自身を除く): 65329108

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2353, 4706, 7753, 9412, 15506, 31012, 100789, 201578, 403156, 1403293, 2806586, 5613172, 18242809, 36485618, 72971236]

約数ペア:

[(1, 72971236), (2, 36485618), (4, 18242809), (13, 5613172), (26, 2806586), (52, 1403293), (181, 403156), (362, 201578), (724, 100789), (2353, 31012), (4706, 15506), (7753, 9412)]