409150028

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{24809}}^1$

素因数の和:24870

約数の個数: 48

約数和(自身を含む): 889190400

約数和(自身を除く): 480040372

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 16492, 24809, 49618, 99236, 173663, 347326, 471371, 694652, 769079, 942742, 1538158, 1885484, 3076316, 3299597, 5383553, 6599194, 10767106, 13198388, 14612501, 21534212, 29225002, 58450004, 102287507, 204575014, 409150028]

約数ペア:

[(1, 409150028), (2, 204575014), (4, 102287507), (7, 58450004), (14, 29225002), (19, 21534212), (28, 14612501), (31, 13198388), (38, 10767106), (62, 6599194), (76, 5383553), (124, 3299597), (133, 3076316), (217, 1885484), (266, 1538158), (434, 942742), (532, 769079), (589, 694652), (868, 471371), (1178, 347326), (2356, 173663), (4123, 99236), (8246, 49618), (16492, 24809)]