42981393

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 74995200

約数和(自身を除く): 32013807

約数列:

[1, 3, 7, 13, 21, 29, 39, 61, 87, 89, 91, 183, 203, 267, 273, 377, 427, 609, 623, 793, 1131, 1157, 1281, 1769, 1869, 2379, 2581, 2639, 3471, 5307, 5429, 5551, 7743, 7917, 8099, 12383, 16287, 16653, 18067, 22997, 24297, 33553, 37149, 38003, 54201, 68991, 70577, 100659, 114009, 157441, 160979, 211731, 234871, 472323, 482937, 494039, 704613, 1102087, 1482117, 2046733, 3306261, 6140199, 14327131, 42981393]

約数ペア:

[(1, 42981393), (3, 14327131), (7, 6140199), (13, 3306261), (21, 2046733), (29, 1482117), (39, 1102087), (61, 704613), (87, 494039), (89, 482937), (91, 472323), (183, 234871), (203, 211731), (267, 160979), (273, 157441), (377, 114009), (427, 100659), (609, 70577), (623, 68991), (793, 54201), (1131, 38003), (1157, 37149), (1281, 33553), (1769, 24297), (1869, 22997), (2379, 18067), (2581, 16653), (2639, 16287), (3471, 12383), (5307, 8099), (5429, 7917), (5551, 7743)]