7916445

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 14826240

約数和(自身を除く): 6909795

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 95, 141, 171, 197, 235, 285, 423, 591, 705, 855, 893, 985, 1773, 2115, 2679, 2955, 3743, 4465, 8037, 8865, 9259, 11229, 13395, 18715, 27777, 33687, 40185, 46295, 56145, 83331, 138885, 168435, 175921, 416655, 527763, 879605, 1583289, 2638815, 7916445]

約数ペア:

[(1, 7916445), (3, 2638815), (5, 1583289), (9, 879605), (15, 527763), (19, 416655), (45, 175921), (47, 168435), (57, 138885), (95, 83331), (141, 56145), (171, 46295), (197, 40185), (235, 33687), (285, 27777), (423, 18715), (591, 13395), (705, 11229), (855, 9259), (893, 8865), (985, 8037), (1773, 4465), (2115, 3743), (2679, 2955)]