31874880915

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{448027}}^1$

素因数の和:448089

約数の個数: 64

約数和(自身を含む): 61935390720

約数和(自身を除く): 30060509805

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 45, 51, 85, 93, 135, 153, 155, 255, 279, 459, 465, 527, 765, 837, 1395, 1581, 2295, 2635, 4185, 4743, 7905, 14229, 23715, 71145, 448027, 1344081, 2240135, 4032243, 6720405, 7616459, 12096729, 13888837, 20161215, 22849377, 38082295, 41666511, 60483645, 68548131, 69444185, 114246885, 124999533, 205644393, 208332555, 236110229, 342740655, 374998599, 624997665, 708330687, 1028221965, 1180551145, 1874992995, 2124992061, 3541653435, 6374976183, 10624960305, 31874880915]

約数ペア:

[(1, 31874880915), (3, 10624960305), (5, 6374976183), (9, 3541653435), (15, 2124992061), (17, 1874992995), (27, 1180551145), (31, 1028221965), (45, 708330687), (51, 624997665), (85, 374998599), (93, 342740655), (135, 236110229), (153, 208332555), (155, 205644393), (255, 124999533), (279, 114246885), (459, 69444185), (465, 68548131), (527, 60483645), (765, 41666511), (837, 38082295), (1395, 22849377), (1581, 20161215), (2295, 13888837), (2635, 12096729), (4185, 7616459), (4743, 6720405), (7905, 4032243), (14229, 2240135), (23715, 1344081), (71145, 448027)]