12345642

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^2\times {\mathrm{167}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 28365120

約数和(自身を除く): 16019478

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 167, 222, 333, 334, 501, 666, 999, 1002, 1369, 1503, 1998, 2738, 3006, 4107, 4509, 6179, 8214, 9018, 12321, 12358, 18537, 24642, 36963, 37074, 55611, 73926, 111222, 166833, 228623, 333666, 457246, 685869, 1371738, 2057607, 4115214, 6172821, 12345642]

約数ペア:

[(1, 12345642), (2, 6172821), (3, 4115214), (6, 2057607), (9, 1371738), (18, 685869), (27, 457246), (37, 333666), (54, 228623), (74, 166833), (111, 111222), (167, 73926), (222, 55611), (333, 37074), (334, 36963), (501, 24642), (666, 18537), (999, 12358), (1002, 12321), (1369, 9018), (1503, 8214), (1998, 6179), (2738, 4509), (3006, 4107)]