637791252

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{2131}}^1$

素因数の和:2661

約数の個数: 72

約数和(自身を含む): 1735362720

約数和(自身を除く): 1097571468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 509, 588, 1018, 1527, 2036, 2131, 3054, 3563, 4262, 6108, 6393, 7126, 8524, 10689, 12786, 14252, 14917, 21378, 24941, 25572, 29834, 42756, 44751, 49882, 59668, 74823, 89502, 99764, 104419, 149646, 179004, 208838, 299292, 313257, 417676, 626514, 1084679, 1253028, 2169358, 3254037, 4338716, 6508074, 7592753, 13016148, 15185506, 22778259, 30371012, 45556518, 53149271, 91113036, 106298542, 159447813, 212597084, 318895626, 637791252]

約数ペア:

[(1, 637791252), (2, 318895626), (3, 212597084), (4, 159447813), (6, 106298542), (7, 91113036), (12, 53149271), (14, 45556518), (21, 30371012), (28, 22778259), (42, 15185506), (49, 13016148), (84, 7592753), (98, 6508074), (147, 4338716), (196, 3254037), (294, 2169358), (509, 1253028), (588, 1084679), (1018, 626514), (1527, 417676), (2036, 313257), (2131, 299292), (3054, 208838), (3563, 179004), (4262, 149646), (6108, 104419), (6393, 99764), (7126, 89502), (8524, 74823), (10689, 59668), (12786, 49882), (14252, 44751), (14917, 42756), (21378, 29834), (24941, 25572)]