30971565

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:345

約数の個数: 56

約数和(自身を含む): 57841560

約数和(自身を除く): 26869995

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 293, 405, 435, 729, 783, 879, 1215, 1305, 1465, 2349, 2637, 3645, 3915, 4395, 7047, 7911, 8497, 11745, 13185, 21141, 23733, 25491, 35235, 39555, 42485, 71199, 76473, 105705, 118665, 127455, 213597, 229419, 355995, 382365, 688257, 1067985, 1147095, 2064771, 3441285, 6194313, 10323855, 30971565]

約数ペア:

[(1, 30971565), (3, 10323855), (5, 6194313), (9, 3441285), (15, 2064771), (27, 1147095), (29, 1067985), (45, 688257), (81, 382365), (87, 355995), (135, 229419), (145, 213597), (243, 127455), (261, 118665), (293, 105705), (405, 76473), (435, 71199), (729, 42485), (783, 39555), (879, 35235), (1215, 25491), (1305, 23733), (1465, 21141), (2349, 13185), (2637, 11745), (3645, 8497), (3915, 7911), (4395, 7047)]