30857778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6619}}^1$

素因数の和:6671

約数の個数: 48

約数和(自身を含む): 78486720

約数和(自身を除く): 47628942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4662, 6619, 13238, 19857, 39714, 46333, 59571, 92666, 119142, 138999, 244903, 277998, 416997, 489806, 734709, 833994, 1469418, 1714321, 2204127, 3428642, 4408254, 5142963, 10285926, 15428889, 30857778]

約数ペア:

[(1, 30857778), (2, 15428889), (3, 10285926), (6, 5142963), (7, 4408254), (9, 3428642), (14, 2204127), (18, 1714321), (21, 1469418), (37, 833994), (42, 734709), (63, 489806), (74, 416997), (111, 277998), (126, 244903), (222, 138999), (259, 119142), (333, 92666), (518, 59571), (666, 46333), (777, 39714), (1554, 19857), (2331, 13238), (4662, 6619)]