889661157

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{439}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 1535508480

約数和(自身を除く): 645847323

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 283, 341, 439, 651, 849, 1023, 1317, 1981, 2387, 3073, 3113, 4829, 5943, 7161, 8773, 9219, 9339, 13609, 14487, 21791, 26319, 33803, 40827, 61411, 65373, 95263, 96503, 101409, 124237, 149699, 184233, 285789, 289509, 372711, 449097, 675521, 869659, 1047893, 1366607, 2026563, 2608977, 3143679, 3851347, 4099821, 9566249, 11554041, 26959429, 28698747, 42364817, 80878287, 127094451, 296553719, 889661157]

約数ペア:

[(1, 889661157), (3, 296553719), (7, 127094451), (11, 80878287), (21, 42364817), (31, 28698747), (33, 26959429), (77, 11554041), (93, 9566249), (217, 4099821), (231, 3851347), (283, 3143679), (341, 2608977), (439, 2026563), (651, 1366607), (849, 1047893), (1023, 869659), (1317, 675521), (1981, 449097), (2387, 372711), (3073, 289509), (3113, 285789), (4829, 184233), (5943, 149699), (7161, 124237), (8773, 101409), (9219, 96503), (9339, 95263), (13609, 65373), (14487, 61411), (21791, 40827), (26319, 33803)]