31719105

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 60540480

約数和(自身を除く): 28821375

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 139, 165, 417, 461, 495, 695, 1251, 1383, 1529, 2085, 2305, 4149, 4587, 5071, 6255, 6915, 7645, 13761, 15213, 20745, 22935, 25355, 45639, 64079, 68805, 76065, 192237, 228195, 320395, 576711, 704869, 961185, 2114607, 2883555, 3524345, 6343821, 10573035, 31719105]

約数ペア:

[(1, 31719105), (3, 10573035), (5, 6343821), (9, 3524345), (11, 2883555), (15, 2114607), (33, 961185), (45, 704869), (55, 576711), (99, 320395), (139, 228195), (165, 192237), (417, 76065), (461, 68805), (495, 64079), (695, 45639), (1251, 25355), (1383, 22935), (1529, 20745), (2085, 15213), (2305, 13761), (4149, 7645), (4587, 6915), (5071, 6255)]