217371078

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 521142336

約数和(自身を除く): 303771258

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 37, 51, 73, 74, 102, 111, 146, 153, 219, 222, 263, 306, 333, 438, 526, 629, 657, 666, 789, 1241, 1258, 1314, 1578, 1887, 2367, 2482, 2701, 3723, 3774, 4471, 4734, 5402, 5661, 7446, 8103, 8942, 9731, 11169, 11322, 13413, 16206, 19199, 19462, 22338, 24309, 26826, 29193, 38398, 40239, 45917, 48618, 57597, 58386, 80478, 87579, 91834, 115194, 137751, 165427, 172791, 175158, 275502, 326383, 330854, 345582, 413253, 496281, 652766, 710363, 826506, 979149, 992562, 1420726, 1488843, 1958298, 2131089, 2937447, 2977686, 4262178, 5874894, 6393267, 12076171, 12786534, 24152342, 36228513, 72457026, 108685539, 217371078]

約数ペア:

[(1, 217371078), (2, 108685539), (3, 72457026), (6, 36228513), (9, 24152342), (17, 12786534), (18, 12076171), (34, 6393267), (37, 5874894), (51, 4262178), (73, 2977686), (74, 2937447), (102, 2131089), (111, 1958298), (146, 1488843), (153, 1420726), (219, 992562), (222, 979149), (263, 826506), (306, 710363), (333, 652766), (438, 496281), (526, 413253), (629, 345582), (657, 330854), (666, 326383), (789, 275502), (1241, 175158), (1258, 172791), (1314, 165427), (1578, 137751), (1887, 115194), (2367, 91834), (2482, 87579), (2701, 80478), (3723, 58386), (3774, 57597), (4471, 48618), (4734, 45917), (5402, 40239), (5661, 38398), (7446, 29193), (8103, 26826), (8942, 24309), (9731, 22338), (11169, 19462), (11322, 19199), (13413, 16206)]