97981965

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 180880128

約数和(自身を除く): 82898163

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 263, 487, 765, 789, 1315, 1461, 2367, 2435, 3945, 4383, 4471, 7305, 8279, 11835, 13413, 21915, 22355, 24837, 40239, 41395, 67065, 74511, 124185, 128081, 201195, 372555, 384243, 640405, 1152729, 1921215, 2177377, 5763645, 6532131, 10886885, 19596393, 32660655, 97981965]

約数ペア:

[(1, 97981965), (3, 32660655), (5, 19596393), (9, 10886885), (15, 6532131), (17, 5763645), (45, 2177377), (51, 1921215), (85, 1152729), (153, 640405), (255, 384243), (263, 372555), (487, 201195), (765, 128081), (789, 124185), (1315, 74511), (1461, 67065), (2367, 41395), (2435, 40239), (3945, 24837), (4383, 22355), (4471, 21915), (7305, 13413), (8279, 11835)]