30780778

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{457}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 56191104

約数和(自身を除く): 25410326

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 283, 457, 566, 914, 1981, 3199, 3962, 4811, 6398, 7769, 9622, 15538, 33677, 54383, 67354, 108766, 129331, 258662, 905317, 1810634, 2198627, 4397254, 15390389, 30780778]

約数ペア:

[(1, 30780778), (2, 15390389), (7, 4397254), (14, 2198627), (17, 1810634), (34, 905317), (119, 258662), (238, 129331), (283, 108766), (457, 67354), (566, 54383), (914, 33677), (1981, 15538), (3199, 9622), (3962, 7769), (4811, 6398)]