28949970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4447}}^1$

素因数の和:4495

約数の個数: 64

約数和(自身を含む): 81985536

約数和(自身を除く): 53035566

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 4447, 6510, 8894, 13341, 22235, 26682, 31129, 44470, 62258, 66705, 93387, 133410, 137857, 155645, 186774, 275714, 311290, 413571, 466935, 689285, 827142, 933870, 964999, 1378570, 1929998, 2067855, 2894997, 4135710, 4824995, 5789994, 9649990, 14474985, 28949970]

約数ペア:

[(1, 28949970), (2, 14474985), (3, 9649990), (5, 5789994), (6, 4824995), (7, 4135710), (10, 2894997), (14, 2067855), (15, 1929998), (21, 1378570), (30, 964999), (31, 933870), (35, 827142), (42, 689285), (62, 466935), (70, 413571), (93, 311290), (105, 275714), (155, 186774), (186, 155645), (210, 137857), (217, 133410), (310, 93387), (434, 66705), (465, 62258), (651, 44470), (930, 31129), (1085, 26682), (1302, 22235), (2170, 13341), (3255, 8894), (4447, 6510)]