28487970

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{15073}}^1$

素因数の和:15096

約数の個数: 64

約数和(自身を含む): 86826240

約数和(自身を除く): 58338270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 15073, 30146, 45219, 75365, 90438, 105511, 135657, 150730, 211022, 226095, 271314, 316533, 406971, 452190, 527555, 633066, 678285, 813942, 949599, 1055110, 1356570, 1582665, 1899198, 2034855, 2848797, 3165330, 4069710, 4747995, 5697594, 9495990, 14243985, 28487970]

約数ペア:

[(1, 28487970), (2, 14243985), (3, 9495990), (5, 5697594), (6, 4747995), (7, 4069710), (9, 3165330), (10, 2848797), (14, 2034855), (15, 1899198), (18, 1582665), (21, 1356570), (27, 1055110), (30, 949599), (35, 813942), (42, 678285), (45, 633066), (54, 527555), (63, 452190), (70, 406971), (90, 316533), (105, 271314), (126, 226095), (135, 211022), (189, 150730), (210, 135657), (270, 105511), (315, 90438), (378, 75365), (630, 45219), (945, 30146), (1890, 15073)]