39247047

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 67579200

約数和(自身を除く): 28332153

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 113, 149, 259, 333, 339, 447, 777, 791, 1017, 1043, 1341, 2331, 2373, 3129, 4181, 5513, 7119, 9387, 12543, 16539, 16837, 29267, 37629, 38591, 49617, 50511, 87801, 115773, 117859, 151533, 263403, 347319, 353577, 622969, 1060731, 1868907, 4360783, 5606721, 13082349, 39247047]

約数ペア:

[(1, 39247047), (3, 13082349), (7, 5606721), (9, 4360783), (21, 1868907), (37, 1060731), (63, 622969), (111, 353577), (113, 347319), (149, 263403), (259, 151533), (333, 117859), (339, 115773), (447, 87801), (777, 50511), (791, 49617), (1017, 38591), (1043, 37629), (1341, 29267), (2331, 16837), (2373, 16539), (3129, 12543), (4181, 9387), (5513, 7119)]