228815223

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1049}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 406425600

約数和(自身を除く): 177610377

約数列:

[1, 3, 7, 13, 17, 21, 39, 47, 51, 91, 119, 141, 221, 273, 329, 357, 611, 663, 799, 987, 1049, 1547, 1833, 2397, 3147, 4277, 4641, 5593, 7343, 10387, 12831, 13637, 16779, 17833, 22029, 31161, 40911, 49303, 53499, 72709, 95459, 124831, 147909, 218127, 231829, 286377, 345121, 374493, 640939, 695487, 838151, 1035363, 1622803, 1922817, 2514453, 4486573, 4868409, 5867057, 10895963, 13459719, 17601171, 32687889, 76271741, 228815223]

約数ペア:

[(1, 228815223), (3, 76271741), (7, 32687889), (13, 17601171), (17, 13459719), (21, 10895963), (39, 5867057), (47, 4868409), (51, 4486573), (91, 2514453), (119, 1922817), (141, 1622803), (221, 1035363), (273, 838151), (329, 695487), (357, 640939), (611, 374493), (663, 345121), (799, 286377), (987, 231829), (1049, 218127), (1547, 147909), (1833, 124831), (2397, 95459), (3147, 72709), (4277, 53499), (4641, 49303), (5593, 40911), (7343, 31161), (10387, 22029), (12831, 17833), (13637, 16779)]