72320577

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{797}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 114912000

約数和(自身を除く): 42591423

約数列:

[1, 3, 7, 21, 29, 87, 149, 203, 447, 609, 797, 1043, 2391, 3129, 4321, 5579, 12963, 16737, 23113, 30247, 69339, 90741, 118753, 161791, 356259, 485373, 831271, 2493813, 3443837, 10331511, 24106859, 72320577]

約数ペア:

[(1, 72320577), (3, 24106859), (7, 10331511), (21, 3443837), (29, 2493813), (87, 831271), (149, 485373), (203, 356259), (447, 161791), (609, 118753), (797, 90741), (1043, 69339), (2391, 30247), (3129, 23113), (4321, 16737), (5579, 12963)]