321731696769

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1231}}^1$

素因数の和:1507

約数の個数: 96

約数和(自身を含む): 515840016384

約数和(自身を除く): 194108319615

約数列:

[1, 3, 7, 21, 43, 53, 127, 129, 159, 301, 371, 381, 889, 903, 1113, 1231, 1849, 2279, 2667, 3693, 5461, 5547, 6731, 6837, 8617, 12943, 15953, 16383, 20193, 25851, 38227, 38829, 47117, 47859, 52933, 65243, 97997, 114681, 141351, 156337, 158799, 195729, 234823, 289433, 293991, 370531, 456701, 469011, 685979, 704469, 868299, 1094359, 1111593, 1370103, 1643761, 2026031, 2057937, 2276119, 2805449, 3283077, 4931283, 6078093, 6722491, 6828357, 8285861, 8416347, 12445619, 15932833, 19638143, 20167473, 24857583, 37336857, 47057437, 47798499, 58001027, 58914429, 87119333, 120634307, 141172311, 174003081, 261357999, 289067113, 356292023, 361902921, 844440149, 867201339, 1068876069, 2023469791, 2494044161, 2533320447, 6070409373, 7482132483, 15320556989, 45961670967, 107243898923, 321731696769]

約数ペア:

[(1, 321731696769), (3, 107243898923), (7, 45961670967), (21, 15320556989), (43, 7482132483), (53, 6070409373), (127, 2533320447), (129, 2494044161), (159, 2023469791), (301, 1068876069), (371, 867201339), (381, 844440149), (889, 361902921), (903, 356292023), (1113, 289067113), (1231, 261357999), (1849, 174003081), (2279, 141172311), (2667, 120634307), (3693, 87119333), (5461, 58914429), (5547, 58001027), (6731, 47798499), (6837, 47057437), (8617, 37336857), (12943, 24857583), (15953, 20167473), (16383, 19638143), (20193, 15932833), (25851, 12445619), (38227, 8416347), (38829, 8285861), (47117, 6828357), (47859, 6722491), (52933, 6078093), (65243, 4931283), (97997, 3283077), (114681, 2805449), (141351, 2276119), (156337, 2057937), (158799, 2026031), (195729, 1643761), (234823, 1370103), (289433, 1111593), (293991, 1094359), (370531, 868299), (456701, 704469), (469011, 685979)]