66779013

素因数分解:

$3^1\times 7^4\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 40

約数和(自身を含む): 106124288

約数和(自身を除く): 39345275

約数列:

[1, 3, 7, 21, 49, 73, 127, 147, 219, 343, 381, 511, 889, 1029, 1533, 2401, 2667, 3577, 6223, 7203, 9271, 10731, 18669, 25039, 27813, 43561, 64897, 75117, 130683, 175273, 194691, 304927, 454279, 525819, 914781, 1362837, 3179953, 9539859, 22259671, 66779013]

約数ペア:

[(1, 66779013), (3, 22259671), (7, 9539859), (21, 3179953), (49, 1362837), (73, 914781), (127, 525819), (147, 454279), (219, 304927), (343, 194691), (381, 175273), (511, 130683), (889, 75117), (1029, 64897), (1533, 43561), (2401, 27813), (2667, 25039), (3577, 18669), (6223, 10731), (7203, 9271)]