28133049581

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:212

約数の個数: 108

約数和(自身を含む): 37958158656

約数和(自身を除く): 9825109075

約数列:

[1, 7, 13, 41, 43, 47, 49, 91, 169, 287, 301, 329, 533, 559, 611, 637, 1183, 1681, 1763, 1927, 2009, 2021, 2107, 2303, 3731, 3913, 4277, 6929, 7267, 7943, 8281, 11767, 12341, 13489, 14147, 21853, 22919, 25051, 26117, 26273, 27391, 29939, 48503, 50869, 55601, 72283, 79007, 82369, 82861, 86387, 94423, 99029, 152971, 160433, 175357, 183911, 284089, 297947, 325663, 339521, 341549, 356083, 389207, 505981, 553049, 580027, 939679, 1027091, 1070797, 1077193, 1123031, 1227499, 1287377, 1988623, 2085629, 2279641, 2390843, 3397301, 3541867, 3871343, 4060189, 6577753, 7189637, 7540351, 12215827, 13352183, 13920361, 14003509, 14599403, 15957487, 16735901, 23781107, 44164913, 46044271, 50327459, 52782457, 85510789, 93465281, 98024563, 166467749, 309154391, 574143869, 598575523, 654256967, 686171941, 2164080737, 4019007083, 28133049581]

約数ペア:

[(1, 28133049581), (7, 4019007083), (13, 2164080737), (41, 686171941), (43, 654256967), (47, 598575523), (49, 574143869), (91, 309154391), (169, 166467749), (287, 98024563), (301, 93465281), (329, 85510789), (533, 52782457), (559, 50327459), (611, 46044271), (637, 44164913), (1183, 23781107), (1681, 16735901), (1763, 15957487), (1927, 14599403), (2009, 14003509), (2021, 13920361), (2107, 13352183), (2303, 12215827), (3731, 7540351), (3913, 7189637), (4277, 6577753), (6929, 4060189), (7267, 3871343), (7943, 3541867), (8281, 3397301), (11767, 2390843), (12341, 2279641), (13489, 2085629), (14147, 1988623), (21853, 1287377), (22919, 1227499), (25051, 1123031), (26117, 1077193), (26273, 1070797), (27391, 1027091), (29939, 939679), (48503, 580027), (50869, 553049), (55601, 505981), (72283, 389207), (79007, 356083), (82369, 341549), (82861, 339521), (86387, 325663), (94423, 297947), (99029, 284089), (152971, 183911), (160433, 175357)]