189860607

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 305779968

約数和(自身を除く): 115919361

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 163, 207, 331, 391, 489, 993, 1173, 1467, 2771, 2979, 3519, 3749, 5627, 7613, 8313, 11247, 16881, 22839, 24939, 33741, 50643, 53953, 63733, 68517, 129421, 161859, 191199, 388263, 485577, 573597, 917201, 1164789, 1240919, 2751603, 3722757, 8254809, 11168271, 21095623, 63286869, 189860607]

約数ペア:

[(1, 189860607), (3, 63286869), (9, 21095623), (17, 11168271), (23, 8254809), (51, 3722757), (69, 2751603), (153, 1240919), (163, 1164789), (207, 917201), (331, 573597), (391, 485577), (489, 388263), (993, 191199), (1173, 161859), (1467, 129421), (2771, 68517), (2979, 63733), (3519, 53953), (3749, 50643), (5627, 33741), (7613, 24939), (8313, 22839), (11247, 16881)]