1191899315

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 1565754624

約数和(自身を除く): 373855309

約数列:

[1, 5, 31, 37, 41, 137, 155, 185, 205, 685, 1147, 1271, 1369, 1517, 4247, 5069, 5617, 5735, 6355, 6845, 7585, 21235, 25345, 28085, 42439, 47027, 56129, 157139, 174127, 187553, 207829, 212195, 235135, 280645, 785695, 870635, 937765, 1039145, 1739999, 5814143, 6442699, 7689673, 8699995, 29070715, 32213495, 38448365, 238379863, 1191899315]

約数ペア:

[(1, 1191899315), (5, 238379863), (31, 38448365), (37, 32213495), (41, 29070715), (137, 8699995), (155, 7689673), (185, 6442699), (205, 5814143), (685, 1739999), (1147, 1039145), (1271, 937765), (1369, 870635), (1517, 785695), (4247, 280645), (5069, 235135), (5617, 212195), (5735, 207829), (6355, 187553), (6845, 174127), (7585, 157139), (21235, 56129), (25345, 47027), (28085, 42439)]