128839890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{58831}}^1$

素因数の和:58914

約数の個数: 32

約数和(自身を含む): 313456896

約数和(自身を除く): 184617006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 58831, 117662, 176493, 294155, 352986, 588310, 882465, 1764930, 4294663, 8589326, 12883989, 21473315, 25767978, 42946630, 64419945, 128839890]

約数ペア:

[(1, 128839890), (2, 64419945), (3, 42946630), (5, 25767978), (6, 21473315), (10, 12883989), (15, 8589326), (30, 4294663), (73, 1764930), (146, 882465), (219, 588310), (365, 352986), (438, 294155), (730, 176493), (1095, 117662), (2190, 58831)]