28321552

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13309}}^1$

素因数の和:13343

約数の個数: 40

約数和(自身を含む): 66017600

約数和(自身を除く): 37696048

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 13309, 26618, 53236, 93163, 106472, 186326, 212944, 252871, 372652, 505742, 745304, 1011484, 1490608, 1770097, 2022968, 3540194, 4045936, 7080388, 14160776, 28321552]

約数ペア:

[(1, 28321552), (2, 14160776), (4, 7080388), (7, 4045936), (8, 3540194), (14, 2022968), (16, 1770097), (19, 1490608), (28, 1011484), (38, 745304), (56, 505742), (76, 372652), (112, 252871), (133, 212944), (152, 186326), (266, 106472), (304, 93163), (532, 53236), (1064, 26618), (2128, 13309)]