297000765

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 526524336

約数和(自身を除く): 229523571

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 257, 305, 421, 549, 771, 915, 1263, 1285, 2105, 2313, 2745, 3789, 3855, 6315, 11565, 15677, 18945, 25681, 47031, 77043, 78385, 108197, 128405, 141093, 231129, 235155, 324591, 385215, 540985, 705465, 973773, 1155645, 1622955, 4868865, 6600017, 19800051, 33000085, 59400153, 99000255, 297000765]

約数ペア:

[(1, 297000765), (3, 99000255), (5, 59400153), (9, 33000085), (15, 19800051), (45, 6600017), (61, 4868865), (183, 1622955), (257, 1155645), (305, 973773), (421, 705465), (549, 540985), (771, 385215), (915, 324591), (1263, 235155), (1285, 231129), (2105, 141093), (2313, 128405), (2745, 108197), (3789, 78385), (3855, 77043), (6315, 47031), (11565, 25681), (15677, 18945)]