16681470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42773}}^1$

素因数の和:42796

約数の個数: 32

約数和(自身を含む): 43116192

約数和(自身を除く): 26434722

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 42773, 85546, 128319, 213865, 256638, 427730, 556049, 641595, 1112098, 1283190, 1668147, 2780245, 3336294, 5560490, 8340735, 16681470]

約数ペア:

[(1, 16681470), (2, 8340735), (3, 5560490), (5, 3336294), (6, 2780245), (10, 1668147), (13, 1283190), (15, 1112098), (26, 641595), (30, 556049), (39, 427730), (65, 256638), (78, 213865), (130, 128319), (195, 85546), (390, 42773)]