51908027409

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{19379}}^1$

素因数の和:19511

約数の個数: 96

約数和(自身を含む): 94471453440

約数和(自身を除く): 42563426031

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 61, 63, 119, 123, 153, 183, 287, 357, 369, 427, 549, 697, 861, 1037, 1071, 1281, 2091, 2501, 2583, 3111, 3843, 4879, 6273, 7259, 7503, 9333, 14637, 17507, 19379, 21777, 22509, 42517, 43911, 52521, 58137, 65331, 127551, 135653, 157563, 174411, 297619, 329443, 382653, 406959, 794539, 892857, 988329, 1182119, 1220877, 2306101, 2383617, 2678571, 2964987, 3546357, 5561773, 6918303, 7150851, 8274833, 10639071, 13507163, 16685319, 20096023, 20754909, 24824499, 40521489, 48466879, 50055957, 60288069, 74473497, 94550141, 121564467, 140672161, 145400637, 180864207, 283650423, 339268153, 422016483, 436201911, 823936943, 850951269, 1017804459, 1266049449, 2471810829, 3053413377, 5767558601, 7415432487, 17302675803, 51908027409]

約数ペア:

[(1, 51908027409), (3, 17302675803), (7, 7415432487), (9, 5767558601), (17, 3053413377), (21, 2471810829), (41, 1266049449), (51, 1017804459), (61, 850951269), (63, 823936943), (119, 436201911), (123, 422016483), (153, 339268153), (183, 283650423), (287, 180864207), (357, 145400637), (369, 140672161), (427, 121564467), (549, 94550141), (697, 74473497), (861, 60288069), (1037, 50055957), (1071, 48466879), (1281, 40521489), (2091, 24824499), (2501, 20754909), (2583, 20096023), (3111, 16685319), (3843, 13507163), (4879, 10639071), (6273, 8274833), (7259, 7150851), (7503, 6918303), (9333, 5561773), (14637, 3546357), (17507, 2964987), (19379, 2678571), (21777, 2383617), (22509, 2306101), (42517, 1220877), (43911, 1182119), (52521, 988329), (58137, 892857), (65331, 794539), (127551, 406959), (135653, 382653), (157563, 329443), (174411, 297619)]