988216185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^2\times {\mathrm{349}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 1743134400

約数和(自身を除く): 754918215

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 349, 393, 655, 1047, 1441, 1745, 1965, 3839, 4323, 5235, 7205, 11517, 17161, 19195, 21615, 45719, 51483, 57585, 85805, 137157, 188771, 228595, 257415, 502909, 566313, 685785, 943855, 1508727, 2514545, 2831565, 5989189, 7543635, 17967567, 29945945, 65881079, 89837835, 197643237, 329405395, 988216185]

約数ペア:

[(1, 988216185), (3, 329405395), (5, 197643237), (11, 89837835), (15, 65881079), (33, 29945945), (55, 17967567), (131, 7543635), (165, 5989189), (349, 2831565), (393, 2514545), (655, 1508727), (1047, 943855), (1441, 685785), (1745, 566313), (1965, 502909), (3839, 257415), (4323, 228595), (5235, 188771), (7205, 137157), (11517, 85805), (17161, 57585), (19195, 51483), (21615, 45719)]