178351131

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 319127040

約数和(自身を除く): 140775909

約数列:

[1, 3, 7, 17, 21, 23, 29, 49, 51, 69, 87, 107, 119, 147, 161, 203, 321, 357, 391, 483, 493, 609, 667, 749, 833, 1127, 1173, 1421, 1479, 1819, 2001, 2247, 2461, 2499, 2737, 3103, 3381, 3451, 4263, 4669, 5243, 5457, 7383, 8211, 9309, 10353, 11339, 12733, 14007, 15729, 17227, 19159, 21721, 24157, 32683, 34017, 38199, 41837, 51681, 52751, 57477, 65163, 71369, 72471, 79373, 89131, 98049, 120589, 125511, 152047, 158253, 214107, 238119, 267393, 292859, 361767, 369257, 456141, 499583, 555611, 878577, 1107771, 1213273, 1498749, 1666833, 2050013, 2584799, 3497081, 3639819, 6150039, 7754397, 8492911, 10491243, 25478733, 59450377, 178351131]

約数ペア:

[(1, 178351131), (3, 59450377), (7, 25478733), (17, 10491243), (21, 8492911), (23, 7754397), (29, 6150039), (49, 3639819), (51, 3497081), (69, 2584799), (87, 2050013), (107, 1666833), (119, 1498749), (147, 1213273), (161, 1107771), (203, 878577), (321, 555611), (357, 499583), (391, 456141), (483, 369257), (493, 361767), (609, 292859), (667, 267393), (749, 238119), (833, 214107), (1127, 158253), (1173, 152047), (1421, 125511), (1479, 120589), (1819, 98049), (2001, 89131), (2247, 79373), (2461, 72471), (2499, 71369), (2737, 65163), (3103, 57477), (3381, 52751), (3451, 51681), (4263, 41837), (4669, 38199), (5243, 34017), (5457, 32683), (7383, 24157), (8211, 21721), (9309, 19159), (10353, 17227), (11339, 15729), (12733, 14007)]