87234434

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 165888000

約数和(自身を除く): 78653566

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 71, 133, 142, 149, 217, 266, 298, 434, 497, 589, 994, 1043, 1178, 1349, 2086, 2201, 2698, 2831, 4123, 4402, 4619, 5662, 8246, 9238, 9443, 10579, 15407, 18886, 19817, 21158, 30814, 32333, 39634, 41819, 64666, 74053, 83638, 87761, 148106, 175522, 201001, 292733, 327949, 402002, 585466, 614327, 655898, 1228654, 1407007, 2295643, 2814014, 4591286, 6231031, 12462062, 43617217, 87234434]

約数ペア:

[(1, 87234434), (2, 43617217), (7, 12462062), (14, 6231031), (19, 4591286), (31, 2814014), (38, 2295643), (62, 1407007), (71, 1228654), (133, 655898), (142, 614327), (149, 585466), (217, 402002), (266, 327949), (298, 292733), (434, 201001), (497, 175522), (589, 148106), (994, 87761), (1043, 83638), (1178, 74053), (1349, 64666), (2086, 41819), (2201, 39634), (2698, 32333), (2831, 30814), (4123, 21158), (4402, 19817), (4619, 18886), (5662, 15407), (8246, 10579), (9238, 9443)]