231657405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{769}}^1$

素因数の和:954

約数の個数: 64

約数和(自身を含む): 449433600

約数和(自身を除く): 217776195

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 151, 285, 399, 453, 665, 755, 769, 1057, 1995, 2265, 2307, 2869, 3171, 3845, 5285, 5383, 8607, 11535, 14345, 14611, 15855, 16149, 20083, 26915, 43035, 43833, 60249, 73055, 80745, 100415, 102277, 116119, 219165, 301245, 306831, 348357, 511385, 580595, 812833, 1534155, 1741785, 2206261, 2438499, 4064165, 6618783, 11031305, 12192495, 15443827, 33093915, 46331481, 77219135, 231657405]

約数ペア:

[(1, 231657405), (3, 77219135), (5, 46331481), (7, 33093915), (15, 15443827), (19, 12192495), (21, 11031305), (35, 6618783), (57, 4064165), (95, 2438499), (105, 2206261), (133, 1741785), (151, 1534155), (285, 812833), (399, 580595), (453, 511385), (665, 348357), (755, 306831), (769, 301245), (1057, 219165), (1995, 116119), (2265, 102277), (2307, 100415), (2869, 80745), (3171, 73055), (3845, 60249), (5285, 43833), (5383, 43035), (8607, 26915), (11535, 20083), (14345, 16149), (14611, 15855)]