630311871

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 1054310400

約数和(自身を除く): 423998529

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 131, 133, 217, 389, 393, 399, 589, 651, 917, 1167, 1767, 2489, 2723, 2751, 4061, 4123, 7391, 7467, 8169, 12059, 12183, 12369, 17423, 22173, 28427, 36177, 50959, 51737, 52269, 77159, 84413, 85281, 152877, 155211, 229121, 231477, 253239, 356713, 540113, 687363, 968221, 1070139, 1579729, 1603847, 1620339, 2904663, 4739187, 4811541, 6777547, 11058103, 20332641, 30014851, 33174309, 90044553, 210103957, 630311871]

約数ペア:

[(1, 630311871), (3, 210103957), (7, 90044553), (19, 33174309), (21, 30014851), (31, 20332641), (57, 11058103), (93, 6777547), (131, 4811541), (133, 4739187), (217, 2904663), (389, 1620339), (393, 1603847), (399, 1579729), (589, 1070139), (651, 968221), (917, 687363), (1167, 540113), (1767, 356713), (2489, 253239), (2723, 231477), (2751, 229121), (4061, 155211), (4123, 152877), (7391, 85281), (7467, 84413), (8169, 77159), (12059, 52269), (12183, 51737), (12369, 50959), (17423, 36177), (22173, 28427)]