1801804785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2689}}^1$

素因数の和:2870

約数の個数: 64

約数和(自身を含む): 3272417280

約数和(自身を除く): 1470612495

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 131, 155, 165, 341, 393, 465, 655, 1023, 1441, 1705, 1965, 2689, 4061, 4323, 5115, 7205, 8067, 12183, 13445, 20305, 21615, 29579, 40335, 44671, 60915, 83359, 88737, 134013, 147895, 223355, 250077, 352259, 416795, 443685, 670065, 916949, 1056777, 1250385, 1761295, 2750847, 3874849, 4584745, 5283885, 10920029, 11624547, 13754235, 19374245, 32760087, 54600145, 58122735, 120120319, 163800435, 360360957, 600601595, 1801804785]

約数ペア:

[(1, 1801804785), (3, 600601595), (5, 360360957), (11, 163800435), (15, 120120319), (31, 58122735), (33, 54600145), (55, 32760087), (93, 19374245), (131, 13754235), (155, 11624547), (165, 10920029), (341, 5283885), (393, 4584745), (465, 3874849), (655, 2750847), (1023, 1761295), (1441, 1250385), (1705, 1056777), (1965, 916949), (2689, 670065), (4061, 443685), (4323, 416795), (5115, 352259), (7205, 250077), (8067, 223355), (12183, 147895), (13445, 134013), (20305, 88737), (21615, 83359), (29579, 60915), (40335, 44671)]