15975666

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 72

約数和(自身を含む): 41081040

約数和(自身を除く): 25105374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 59, 63, 98, 118, 126, 147, 177, 294, 307, 354, 413, 441, 531, 614, 826, 882, 921, 1062, 1239, 1842, 2149, 2478, 2763, 2891, 3717, 4298, 5526, 5782, 6447, 7434, 8673, 12894, 15043, 17346, 18113, 19341, 26019, 30086, 36226, 38682, 45129, 52038, 54339, 90258, 108678, 126791, 135387, 163017, 253582, 270774, 326034, 380373, 760746, 887537, 1141119, 1775074, 2282238, 2662611, 5325222, 7987833, 15975666]

約数ペア:

[(1, 15975666), (2, 7987833), (3, 5325222), (6, 2662611), (7, 2282238), (9, 1775074), (14, 1141119), (18, 887537), (21, 760746), (42, 380373), (49, 326034), (59, 270774), (63, 253582), (98, 163017), (118, 135387), (126, 126791), (147, 108678), (177, 90258), (294, 54339), (307, 52038), (354, 45129), (413, 38682), (441, 36226), (531, 30086), (614, 26019), (826, 19341), (882, 18113), (921, 17346), (1062, 15043), (1239, 12894), (1842, 8673), (2149, 7434), (2478, 6447), (2763, 5782), (2891, 5526), (3717, 4298)]