218990682

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{176321}}^1$

素因数の和:176355

約数の個数: 32

約数和(自身を含む): 507807360

約数和(自身を除く): 288816678

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 176321, 352642, 528963, 1057926, 1586889, 3173778, 4055383, 4760667, 8110766, 9521334, 12166149, 24332298, 36498447, 72996894, 109495341, 218990682]

約数ペア:

[(1, 218990682), (2, 109495341), (3, 72996894), (6, 36498447), (9, 24332298), (18, 12166149), (23, 9521334), (27, 8110766), (46, 4760667), (54, 4055383), (69, 3173778), (138, 1586889), (207, 1057926), (414, 528963), (621, 352642), (1242, 176321)]