28380982

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 49996800

約数和(自身を除く): 21615818

約数列:

[1, 2, 7, 14, 61, 122, 167, 199, 334, 398, 427, 854, 1169, 1393, 2338, 2786, 10187, 12139, 20374, 24278, 33233, 66466, 71309, 84973, 142618, 169946, 232631, 465262, 2027213, 4054426, 14190491, 28380982]

約数ペア:

[(1, 28380982), (2, 14190491), (7, 4054426), (14, 2027213), (61, 465262), (122, 232631), (167, 169946), (199, 142618), (334, 84973), (398, 71309), (427, 66466), (854, 33233), (1169, 24278), (1393, 20374), (2338, 12139), (2786, 10187)]