197996764

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{1321}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 407768256

約数和(自身を除く): 209771492

約数列:

[1, 2, 4, 7, 14, 28, 53, 101, 106, 202, 212, 371, 404, 707, 742, 1321, 1414, 1484, 2642, 2828, 5284, 5353, 9247, 10706, 18494, 21412, 36988, 37471, 70013, 74942, 133421, 140026, 149884, 266842, 280052, 490091, 533684, 933947, 980182, 1867894, 1960364, 3735788, 7071313, 14142626, 28285252, 49499191, 98998382, 197996764]

約数ペア:

[(1, 197996764), (2, 98998382), (4, 49499191), (7, 28285252), (14, 14142626), (28, 7071313), (53, 3735788), (101, 1960364), (106, 1867894), (202, 980182), (212, 933947), (371, 533684), (404, 490091), (707, 280052), (742, 266842), (1321, 149884), (1414, 140026), (1484, 133421), (2642, 74942), (2828, 70013), (5284, 37471), (5353, 36988), (9247, 21412), (10706, 18494)]