816997122

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{239}}^1\times {\mathrm{359}}^1$

素因数の和:652

約数の個数: 72

約数和(自身を含む): 1863388800

約数和(自身を除く): 1046391678

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 239, 359, 414, 478, 529, 717, 718, 1058, 1077, 1434, 1587, 2151, 2154, 3174, 3231, 4302, 4761, 5497, 6462, 8257, 9522, 10994, 16491, 16514, 24771, 32982, 49473, 49542, 74313, 85801, 98946, 126431, 148626, 171602, 189911, 252862, 257403, 379293, 379822, 514806, 569733, 758586, 772209, 1137879, 1139466, 1544418, 1709199, 1973423, 2275758, 3418398, 3946846, 5920269, 11840538, 17760807, 35521614, 45388729, 90777458, 136166187, 272332374, 408498561, 816997122]

約数ペア:

[(1, 816997122), (2, 408498561), (3, 272332374), (6, 136166187), (9, 90777458), (18, 45388729), (23, 35521614), (46, 17760807), (69, 11840538), (138, 5920269), (207, 3946846), (239, 3418398), (359, 2275758), (414, 1973423), (478, 1709199), (529, 1544418), (717, 1139466), (718, 1137879), (1058, 772209), (1077, 758586), (1434, 569733), (1587, 514806), (2151, 379822), (2154, 379293), (3174, 257403), (3231, 252862), (4302, 189911), (4761, 171602), (5497, 148626), (6462, 126431), (8257, 98946), (9522, 85801), (10994, 74313), (16491, 49542), (16514, 49473), (24771, 32982)]