203897694

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2050

約数の個数: 128

約数和(自身を含む): 580027392

約数和(自身を除く): 376129698

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 17, 21, 22, 26, 33, 34, 39, 42, 51, 66, 77, 78, 91, 102, 119, 143, 154, 182, 187, 221, 231, 238, 273, 286, 357, 374, 429, 442, 462, 546, 561, 663, 714, 858, 1001, 1122, 1309, 1326, 1547, 1997, 2002, 2431, 2618, 3003, 3094, 3927, 3994, 4641, 4862, 5991, 6006, 7293, 7854, 9282, 11982, 13979, 14586, 17017, 21967, 25961, 27958, 33949, 34034, 41937, 43934, 51051, 51922, 65901, 67898, 77883, 83874, 101847, 102102, 131802, 153769, 155766, 181727, 203694, 237643, 285571, 307538, 363454, 373439, 441337, 461307, 475286, 545181, 571142, 712929, 746878, 856713, 882674, 922614, 1090362, 1120317, 1324011, 1425858, 1713426, 1998997, 2240634, 2614073, 2648022, 3089359, 3997994, 4854707, 5228146, 5996991, 6178718, 7842219, 9268077, 9709414, 11993982, 14564121, 15684438, 18536154, 29128242, 33982949, 67965898, 101948847, 203897694]

約数ペア:

[(1, 203897694), (2, 101948847), (3, 67965898), (6, 33982949), (7, 29128242), (11, 18536154), (13, 15684438), (14, 14564121), (17, 11993982), (21, 9709414), (22, 9268077), (26, 7842219), (33, 6178718), (34, 5996991), (39, 5228146), (42, 4854707), (51, 3997994), (66, 3089359), (77, 2648022), (78, 2614073), (91, 2240634), (102, 1998997), (119, 1713426), (143, 1425858), (154, 1324011), (182, 1120317), (187, 1090362), (221, 922614), (231, 882674), (238, 856713), (273, 746878), (286, 712929), (357, 571142), (374, 545181), (429, 475286), (442, 461307), (462, 441337), (546, 373439), (561, 363454), (663, 307538), (714, 285571), (858, 237643), (1001, 203694), (1122, 181727), (1309, 155766), (1326, 153769), (1547, 131802), (1997, 102102), (2002, 101847), (2431, 83874), (2618, 77883), (3003, 67898), (3094, 65901), (3927, 51922), (3994, 51051), (4641, 43934), (4862, 41937), (5991, 34034), (6006, 33949), (7293, 27958), (7854, 25961), (9282, 21967), (11982, 17017), (13979, 14586)]