28476828

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21379}}^1$

素因数の和:21426

約数の個数: 36

約数和(自身を含む): 73932040

約数和(自身を除く): 45455212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21379, 42758, 64137, 85516, 128274, 192411, 256548, 384822, 769644, 791023, 1582046, 2373069, 3164092, 4746138, 7119207, 9492276, 14238414, 28476828]

約数ペア:

[(1, 28476828), (2, 14238414), (3, 9492276), (4, 7119207), (6, 4746138), (9, 3164092), (12, 2373069), (18, 1582046), (36, 791023), (37, 769644), (74, 384822), (111, 256548), (148, 192411), (222, 128274), (333, 85516), (444, 64137), (666, 42758), (1332, 21379)]