2087702985

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3989}}^1$

素因数の和:4098

約数の個数: 64

約数和(自身を含む): 3667991040

約数和(自身を除く): 1580288055

約数列:

[1, 3, 5, 15, 23, 37, 41, 69, 111, 115, 123, 185, 205, 345, 555, 615, 851, 943, 1517, 2553, 2829, 3989, 4255, 4551, 4715, 7585, 11967, 12765, 14145, 19945, 22755, 34891, 59835, 91747, 104673, 147593, 163549, 174455, 275241, 442779, 458735, 490647, 523365, 737965, 817745, 1376205, 2213895, 2453235, 3394639, 3761627, 6051313, 10183917, 11284881, 16973195, 18153939, 18808135, 30256565, 50919585, 56424405, 90769695, 139180199, 417540597, 695900995, 2087702985]

約数ペア:

[(1, 2087702985), (3, 695900995), (5, 417540597), (15, 139180199), (23, 90769695), (37, 56424405), (41, 50919585), (69, 30256565), (111, 18808135), (115, 18153939), (123, 16973195), (185, 11284881), (205, 10183917), (345, 6051313), (555, 3761627), (615, 3394639), (851, 2453235), (943, 2213895), (1517, 1376205), (2553, 817745), (2829, 737965), (3989, 523365), (4255, 490647), (4551, 458735), (4715, 442779), (7585, 275241), (11967, 174455), (12765, 163549), (14145, 147593), (19945, 104673), (22755, 91747), (34891, 59835)]