389836668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{15331}}^1$

素因数の和:15514

約数の個数: 48

約数和(自身を含む): 985663616

約数和(自身を除く): 595826948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163, 326, 489, 652, 978, 1956, 2119, 4238, 6357, 8476, 12714, 15331, 25428, 30662, 45993, 61324, 91986, 183972, 199303, 398606, 597909, 797212, 1195818, 2391636, 2498953, 4997906, 7496859, 9995812, 14993718, 29987436, 32486389, 64972778, 97459167, 129945556, 194918334, 389836668]

約数ペア:

[(1, 389836668), (2, 194918334), (3, 129945556), (4, 97459167), (6, 64972778), (12, 32486389), (13, 29987436), (26, 14993718), (39, 9995812), (52, 7496859), (78, 4997906), (156, 2498953), (163, 2391636), (326, 1195818), (489, 797212), (652, 597909), (978, 398606), (1956, 199303), (2119, 183972), (4238, 91986), (6357, 61324), (8476, 45993), (12714, 30662), (15331, 25428)]