211399372821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{383}}^1\times {\mathrm{7867}}^1$

素因数の和:8530

約数の個数: 64

約数和(自身を含む): 349215326208

約数和(自身を除く): 137815953387

約数列:

[1, 3, 7, 13, 21, 39, 91, 257, 273, 383, 771, 1149, 1799, 2681, 3341, 4979, 5397, 7867, 8043, 10023, 14937, 23387, 23601, 34853, 55069, 70161, 98431, 102271, 104559, 165207, 295293, 306813, 689017, 715897, 1279603, 2021819, 2067051, 2147691, 3013061, 3838809, 6065457, 8957221, 9039183, 14152733, 21091427, 26283647, 26871663, 39169793, 42458199, 63274281, 78850941, 117509379, 183985529, 274188551, 551956587, 774356677, 822565653, 2323070031, 5420496739, 10066636801, 16261490217, 30199910403, 70466457607, 211399372821]

約数ペア:

[(1, 211399372821), (3, 70466457607), (7, 30199910403), (13, 16261490217), (21, 10066636801), (39, 5420496739), (91, 2323070031), (257, 822565653), (273, 774356677), (383, 551956587), (771, 274188551), (1149, 183985529), (1799, 117509379), (2681, 78850941), (3341, 63274281), (4979, 42458199), (5397, 39169793), (7867, 26871663), (8043, 26283647), (10023, 21091427), (14937, 14152733), (23387, 9039183), (23601, 8957221), (34853, 6065457), (55069, 3838809), (70161, 3013061), (98431, 2147691), (102271, 2067051), (104559, 2021819), (165207, 1279603), (295293, 715897), (306813, 689017)]