228423225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 400460480

約数和(自身を除く): 172037255

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 157, 285, 471, 475, 785, 1021, 1425, 2355, 2983, 3063, 3925, 5105, 8949, 11775, 14915, 15315, 19399, 25525, 44745, 58197, 74575, 76575, 96995, 160297, 223725, 290985, 480891, 484975, 801485, 1454925, 2404455, 3045643, 4007425, 9136929, 12022275, 15228215, 45684645, 76141075, 228423225]

約数ペア:

[(1, 228423225), (3, 76141075), (5, 45684645), (15, 15228215), (19, 12022275), (25, 9136929), (57, 4007425), (75, 3045643), (95, 2404455), (157, 1454925), (285, 801485), (471, 484975), (475, 480891), (785, 290985), (1021, 223725), (1425, 160297), (2355, 96995), (2983, 76575), (3063, 74575), (3925, 58197), (5105, 44745), (8949, 25525), (11775, 19399), (14915, 15315)]