27979518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 40449282

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 149, 238, 263, 298, 357, 447, 526, 714, 789, 894, 1043, 1578, 1841, 2086, 2533, 3129, 3682, 4471, 5066, 5523, 6258, 7599, 8942, 11046, 13413, 15198, 17731, 26826, 31297, 35462, 39187, 53193, 62594, 78374, 93891, 106386, 117561, 187782, 235122, 274309, 548618, 666179, 822927, 1332358, 1645854, 1998537, 3997074, 4663253, 9326506, 13989759, 27979518]

約数ペア:

[(1, 27979518), (2, 13989759), (3, 9326506), (6, 4663253), (7, 3997074), (14, 1998537), (17, 1645854), (21, 1332358), (34, 822927), (42, 666179), (51, 548618), (102, 274309), (119, 235122), (149, 187782), (238, 117561), (263, 106386), (298, 93891), (357, 78374), (447, 62594), (526, 53193), (714, 39187), (789, 35462), (894, 31297), (1043, 26826), (1578, 17731), (1841, 15198), (2086, 13413), (2533, 11046), (3129, 8942), (3682, 7599), (4471, 6258), (5066, 5523)]