4378428

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:655

約数の個数: 48

約数和(自身を含む): 11531520

約数和(自身を除く): 7153092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 571, 639, 852, 1142, 1278, 1713, 1917, 2284, 2556, 3426, 3834, 5139, 6852, 7668, 10278, 15417, 20556, 30834, 40541, 61668, 81082, 121623, 162164, 243246, 364869, 486492, 729738, 1094607, 1459476, 2189214, 4378428]

約数ペア:

[(1, 4378428), (2, 2189214), (3, 1459476), (4, 1094607), (6, 729738), (9, 486492), (12, 364869), (18, 243246), (27, 162164), (36, 121623), (54, 81082), (71, 61668), (108, 40541), (142, 30834), (213, 20556), (284, 15417), (426, 10278), (571, 7668), (639, 6852), (852, 5139), (1142, 3834), (1278, 3426), (1713, 2556), (1917, 2284)]