81653404

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 176964480

約数和(自身を除く): 95311076

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 59, 92, 98, 118, 161, 196, 236, 307, 322, 413, 614, 644, 826, 1127, 1228, 1357, 1652, 2149, 2254, 2714, 2891, 4298, 4508, 5428, 5782, 7061, 8596, 9499, 11564, 14122, 15043, 18113, 18998, 28244, 30086, 36226, 37996, 49427, 60172, 66493, 72452, 98854, 126791, 132986, 197708, 253582, 265972, 345989, 416599, 507164, 691978, 833198, 887537, 1383956, 1666396, 1775074, 2916193, 3550148, 5832386, 11664772, 20413351, 40826702, 81653404]

約数ペア:

[(1, 81653404), (2, 40826702), (4, 20413351), (7, 11664772), (14, 5832386), (23, 3550148), (28, 2916193), (46, 1775074), (49, 1666396), (59, 1383956), (92, 887537), (98, 833198), (118, 691978), (161, 507164), (196, 416599), (236, 345989), (307, 265972), (322, 253582), (413, 197708), (614, 132986), (644, 126791), (826, 98854), (1127, 72452), (1228, 66493), (1357, 60172), (1652, 49427), (2149, 37996), (2254, 36226), (2714, 30086), (2891, 28244), (4298, 18998), (4508, 18113), (5428, 15043), (5782, 14122), (7061, 11564), (8596, 9499)]