26870805

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 52496640

約数和(自身を除く): 25625835

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 61, 65, 117, 135, 183, 195, 251, 305, 351, 549, 585, 753, 793, 915, 1255, 1647, 1755, 2259, 2379, 2745, 3263, 3765, 3965, 6777, 7137, 8235, 9789, 11295, 11895, 15311, 16315, 21411, 29367, 33885, 35685, 45933, 48945, 76555, 88101, 107055, 137799, 146835, 199043, 229665, 413397, 440505, 597129, 688995, 995215, 1791387, 2066985, 2985645, 5374161, 8956935, 26870805]

約数ペア:

[(1, 26870805), (3, 8956935), (5, 5374161), (9, 2985645), (13, 2066985), (15, 1791387), (27, 995215), (39, 688995), (45, 597129), (61, 440505), (65, 413397), (117, 229665), (135, 199043), (183, 146835), (195, 137799), (251, 107055), (305, 88101), (351, 76555), (549, 48945), (585, 45933), (753, 35685), (793, 33885), (915, 29367), (1255, 21411), (1647, 16315), (1755, 15311), (2259, 11895), (2379, 11295), (2745, 9789), (3263, 8235), (3765, 7137), (3965, 6777)]