15683954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 29998080

約数和(自身を除く): 14314126

約数列:

[1, 2, 11, 13, 22, 26, 29, 31, 58, 61, 62, 122, 143, 286, 319, 341, 377, 403, 638, 671, 682, 754, 793, 806, 899, 1342, 1586, 1769, 1798, 1891, 3538, 3782, 4147, 4433, 8294, 8723, 8866, 9889, 11687, 17446, 19459, 19778, 20801, 22997, 23374, 24583, 38918, 41602, 45994, 49166, 54839, 109678, 128557, 252967, 257114, 270413, 505934, 540826, 603229, 712907, 1206458, 1425814, 7841977, 15683954]

約数ペア:

[(1, 15683954), (2, 7841977), (11, 1425814), (13, 1206458), (22, 712907), (26, 603229), (29, 540826), (31, 505934), (58, 270413), (61, 257114), (62, 252967), (122, 128557), (143, 109678), (286, 54839), (319, 49166), (341, 45994), (377, 41602), (403, 38918), (638, 24583), (671, 23374), (682, 22997), (754, 20801), (793, 19778), (806, 19459), (899, 17446), (1342, 11687), (1586, 9889), (1769, 8866), (1798, 8723), (1891, 8294), (3538, 4433), (3782, 4147)]