7620705

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 14227200

約数和(自身を除く): 6606495

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 199, 207, 333, 345, 555, 597, 851, 995, 1035, 1665, 1791, 2553, 2985, 4255, 4577, 7363, 7659, 8955, 12765, 13731, 22089, 22885, 36815, 38295, 41193, 66267, 68655, 110445, 169349, 205965, 331335, 508047, 846745, 1524141, 2540235, 7620705]

約数ペア:

[(1, 7620705), (3, 2540235), (5, 1524141), (9, 846745), (15, 508047), (23, 331335), (37, 205965), (45, 169349), (69, 110445), (111, 68655), (115, 66267), (185, 41193), (199, 38295), (207, 36815), (333, 22885), (345, 22089), (555, 13731), (597, 12765), (851, 8955), (995, 7659), (1035, 7363), (1665, 4577), (1791, 4255), (2553, 2985)]