28311558

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 65940480

約数和(自身を除く): 37628922

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 107, 114, 209, 211, 214, 321, 418, 422, 627, 633, 642, 1177, 1254, 1266, 2033, 2321, 2354, 3531, 4009, 4066, 4642, 6099, 6963, 7062, 8018, 12027, 12198, 13926, 22363, 22577, 24054, 44099, 44726, 45154, 67089, 67731, 88198, 132297, 134178, 135462, 248347, 264594, 428963, 496694, 745041, 857926, 1286889, 1490082, 2573778, 4718593, 9437186, 14155779, 28311558]

約数ペア:

[(1, 28311558), (2, 14155779), (3, 9437186), (6, 4718593), (11, 2573778), (19, 1490082), (22, 1286889), (33, 857926), (38, 745041), (57, 496694), (66, 428963), (107, 264594), (114, 248347), (209, 135462), (211, 134178), (214, 132297), (321, 88198), (418, 67731), (422, 67089), (627, 45154), (633, 44726), (642, 44099), (1177, 24054), (1254, 22577), (1266, 22363), (2033, 13926), (2321, 12198), (2354, 12027), (3531, 8018), (4009, 7062), (4066, 6963), (4642, 6099)]