217441425

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{541}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 377440128

約数和(自身を除く): 159998703

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 233, 345, 541, 575, 699, 1165, 1623, 1725, 2705, 3495, 5359, 5825, 8115, 12443, 13525, 16077, 17475, 26795, 37329, 40575, 62215, 80385, 126053, 133975, 186645, 311075, 378159, 401925, 630265, 933225, 1890795, 2899219, 3151325, 8697657, 9453975, 14496095, 43488285, 72480475, 217441425]

約数ペア:

[(1, 217441425), (3, 72480475), (5, 43488285), (15, 14496095), (23, 9453975), (25, 8697657), (69, 3151325), (75, 2899219), (115, 1890795), (233, 933225), (345, 630265), (541, 401925), (575, 378159), (699, 311075), (1165, 186645), (1623, 133975), (1725, 126053), (2705, 80385), (3495, 62215), (5359, 40575), (5825, 37329), (8115, 26795), (12443, 17475), (13525, 16077)]