816930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 2204280

約数和(自身を除く): 1387350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 313, 435, 522, 626, 870, 939, 1305, 1565, 1878, 2610, 2817, 3130, 4695, 5634, 9077, 9390, 14085, 18154, 27231, 28170, 45385, 54462, 81693, 90770, 136155, 163386, 272310, 408465, 816930]

約数ペア:

[(1, 816930), (2, 408465), (3, 272310), (5, 163386), (6, 136155), (9, 90770), (10, 81693), (15, 54462), (18, 45385), (29, 28170), (30, 27231), (45, 18154), (58, 14085), (87, 9390), (90, 9077), (145, 5634), (174, 4695), (261, 3130), (290, 2817), (313, 2610), (435, 1878), (522, 1565), (626, 1305), (870, 939)]