27803895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 55019520

約数和(自身を除く): 27215625

約数列:

[1, 3, 5, 7, 15, 21, 23, 29, 35, 69, 87, 105, 115, 145, 161, 203, 345, 397, 435, 483, 609, 667, 805, 1015, 1191, 1985, 2001, 2415, 2779, 3045, 3335, 4669, 5955, 8337, 9131, 10005, 11513, 13895, 14007, 23345, 27393, 34539, 41685, 45655, 57565, 63917, 70035, 80591, 136965, 172695, 191751, 241773, 264799, 319585, 402955, 794397, 958755, 1208865, 1323995, 1853593, 3971985, 5560779, 9267965, 27803895]

約数ペア:

[(1, 27803895), (3, 9267965), (5, 5560779), (7, 3971985), (15, 1853593), (21, 1323995), (23, 1208865), (29, 958755), (35, 794397), (69, 402955), (87, 319585), (105, 264799), (115, 241773), (145, 191751), (161, 172695), (203, 136965), (345, 80591), (397, 70035), (435, 63917), (483, 57565), (609, 45655), (667, 41685), (805, 34539), (1015, 27393), (1191, 23345), (1985, 14007), (2001, 13895), (2415, 11513), (2779, 10005), (3045, 9131), (3335, 8337), (4669, 5955)]