64739612

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1667}}^1$

素因数の和:1770

約数の個数: 48

約数和(自身を含む): 138243840

約数和(自身を除く): 73504228

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 1022, 1387, 1667, 2044, 2774, 3334, 5548, 6668, 9709, 11669, 19418, 23338, 31673, 38836, 46676, 63346, 121691, 126692, 221711, 243382, 443422, 486764, 851837, 886844, 1703674, 2312129, 3407348, 4624258, 9248516, 16184903, 32369806, 64739612]

約数ペア:

[(1, 64739612), (2, 32369806), (4, 16184903), (7, 9248516), (14, 4624258), (19, 3407348), (28, 2312129), (38, 1703674), (73, 886844), (76, 851837), (133, 486764), (146, 443422), (266, 243382), (292, 221711), (511, 126692), (532, 121691), (1022, 63346), (1387, 46676), (1667, 38836), (2044, 31673), (2774, 23338), (3334, 19418), (5548, 11669), (6668, 9709)]