291293236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1319}}^1$

素因数の和:1504

約数の個数: 48

約数和(自身を含む): 571253760

約数和(自身を除く): 279960524

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 137, 274, 403, 548, 806, 1319, 1612, 1781, 2638, 3562, 4247, 5276, 7124, 8494, 16988, 17147, 34294, 40889, 55211, 68588, 81778, 110422, 163556, 180703, 220844, 361406, 531557, 722812, 1063114, 2126228, 2349139, 4698278, 5601793, 9396556, 11203586, 22407172, 72823309, 145646618, 291293236]

約数ペア:

[(1, 291293236), (2, 145646618), (4, 72823309), (13, 22407172), (26, 11203586), (31, 9396556), (52, 5601793), (62, 4698278), (124, 2349139), (137, 2126228), (274, 1063114), (403, 722812), (548, 531557), (806, 361406), (1319, 220844), (1612, 180703), (1781, 163556), (2638, 110422), (3562, 81778), (4247, 68588), (5276, 55211), (7124, 40889), (8494, 34294), (16988, 17147)]