197898513

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 306561024

約数和(自身を除く): 108662511

約数列:

[1, 3, 17, 31, 41, 43, 51, 71, 93, 123, 129, 213, 527, 697, 731, 1207, 1271, 1333, 1581, 1763, 2091, 2193, 2201, 2911, 3053, 3621, 3813, 3999, 5289, 6603, 8733, 9159, 21607, 22661, 29971, 37417, 49487, 51901, 54653, 64821, 67983, 89913, 90241, 94643, 112251, 125173, 148461, 155703, 163959, 270723, 283929, 375519, 929101, 1534097, 1608931, 2127941, 2787303, 3880363, 4602291, 4826793, 6383823, 11641089, 65966171, 197898513]

約数ペア:

[(1, 197898513), (3, 65966171), (17, 11641089), (31, 6383823), (41, 4826793), (43, 4602291), (51, 3880363), (71, 2787303), (93, 2127941), (123, 1608931), (129, 1534097), (213, 929101), (527, 375519), (697, 283929), (731, 270723), (1207, 163959), (1271, 155703), (1333, 148461), (1581, 125173), (1763, 112251), (2091, 94643), (2193, 90241), (2201, 89913), (2911, 67983), (3053, 64821), (3621, 54653), (3813, 51901), (3999, 49487), (5289, 37417), (6603, 29971), (8733, 22661), (9159, 21607)]