30399825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 53942976

約数和(自身を除く): 23543151

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 113, 211, 255, 339, 425, 565, 633, 1055, 1275, 1695, 1921, 2825, 3165, 3587, 5275, 5763, 8475, 9605, 10761, 15825, 17935, 23843, 28815, 48025, 53805, 71529, 89675, 119215, 144075, 269025, 357645, 405331, 596075, 1215993, 1788225, 2026655, 6079965, 10133275, 30399825]

約数ペア:

[(1, 30399825), (3, 10133275), (5, 6079965), (15, 2026655), (17, 1788225), (25, 1215993), (51, 596075), (75, 405331), (85, 357645), (113, 269025), (211, 144075), (255, 119215), (339, 89675), (425, 71529), (565, 53805), (633, 48025), (1055, 28815), (1275, 23843), (1695, 17935), (1921, 15825), (2825, 10761), (3165, 9605), (3587, 8475), (5275, 5763)]