297698830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{509}}^1$

素因数の和:949

約数の個数: 64

約数和(自身を含む): 632318400

約数和(自身を除く): 334619570

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 409, 509, 715, 818, 1018, 1430, 2045, 2545, 4090, 4499, 5090, 5317, 5599, 6617, 8998, 10634, 11198, 13234, 22495, 26585, 27995, 33085, 44990, 53170, 55990, 58487, 66170, 72787, 116974, 145574, 208181, 292435, 363935, 416362, 584870, 727870, 1040905, 2081810, 2289991, 2706353, 4579982, 5412706, 11449955, 13531765, 22899910, 27063530, 29769883, 59539766, 148849415, 297698830]

約数ペア:

[(1, 297698830), (2, 148849415), (5, 59539766), (10, 29769883), (11, 27063530), (13, 22899910), (22, 13531765), (26, 11449955), (55, 5412706), (65, 4579982), (110, 2706353), (130, 2289991), (143, 2081810), (286, 1040905), (409, 727870), (509, 584870), (715, 416362), (818, 363935), (1018, 292435), (1430, 208181), (2045, 145574), (2545, 116974), (4090, 72787), (4499, 66170), (5090, 58487), (5317, 55990), (5599, 53170), (6617, 44990), (8998, 33085), (10634, 27995), (11198, 26585), (13234, 22495)]