639035265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4337}}^1$

素因数の和:4422

約数の個数: 64

約数和(自身を含む): 1199370240

約数和(自身を除く): 560334975

約数列:

[1, 3, 5, 11, 15, 19, 33, 47, 55, 57, 95, 141, 165, 209, 235, 285, 517, 627, 705, 893, 1045, 1551, 2585, 2679, 3135, 4337, 4465, 7755, 9823, 13011, 13395, 21685, 29469, 47707, 49115, 65055, 82403, 143121, 147345, 203839, 238535, 247209, 412015, 611517, 715605, 906433, 1019195, 1236045, 2242229, 2719299, 3057585, 3872941, 4532165, 6726687, 11211145, 11618823, 13596495, 19364705, 33633435, 42602351, 58094115, 127807053, 213011755, 639035265]

約数ペア:

[(1, 639035265), (3, 213011755), (5, 127807053), (11, 58094115), (15, 42602351), (19, 33633435), (33, 19364705), (47, 13596495), (55, 11618823), (57, 11211145), (95, 6726687), (141, 4532165), (165, 3872941), (209, 3057585), (235, 2719299), (285, 2242229), (517, 1236045), (627, 1019195), (705, 906433), (893, 715605), (1045, 611517), (1551, 412015), (2585, 247209), (2679, 238535), (3135, 203839), (4337, 147345), (4465, 143121), (7755, 82403), (9823, 65055), (13011, 49115), (13395, 47707), (21685, 29469)]