211840668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2777}}^1$

素因数の和:2963

約数の個数: 72

約数和(自身を含む): 580424208

約数和(自身を除く): 368583540

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 163, 234, 326, 468, 489, 652, 978, 1467, 1956, 2119, 2777, 2934, 4238, 5554, 5868, 6357, 8331, 8476, 11108, 12714, 16662, 19071, 24993, 25428, 33324, 36101, 38142, 49986, 72202, 76284, 99972, 108303, 144404, 216606, 324909, 433212, 452651, 649818, 905302, 1299636, 1357953, 1810604, 2715906, 4073859, 5431812, 5884463, 8147718, 11768926, 16295436, 17653389, 23537852, 35306778, 52960167, 70613556, 105920334, 211840668]

約数ペア:

[(1, 211840668), (2, 105920334), (3, 70613556), (4, 52960167), (6, 35306778), (9, 23537852), (12, 17653389), (13, 16295436), (18, 11768926), (26, 8147718), (36, 5884463), (39, 5431812), (52, 4073859), (78, 2715906), (117, 1810604), (156, 1357953), (163, 1299636), (234, 905302), (326, 649818), (468, 452651), (489, 433212), (652, 324909), (978, 216606), (1467, 144404), (1956, 108303), (2119, 99972), (2777, 76284), (2934, 72202), (4238, 49986), (5554, 38142), (5868, 36101), (6357, 33324), (8331, 25428), (8476, 24993), (11108, 19071), (12714, 16662)]