228309588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6871}}^1$

素因数の和:6965

約数の個数: 72

約数和(自身を含む): 630354816

約数和(自身を除く): 402045228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2769, 3692, 5538, 6871, 8307, 11076, 13742, 16614, 20613, 27484, 33228, 41226, 61839, 82452, 89323, 123678, 178646, 247356, 267969, 357292, 487841, 535938, 803907, 975682, 1071876, 1463523, 1607814, 1951364, 2927046, 3215628, 4390569, 5854092, 6341933, 8781138, 12683866, 17562276, 19025799, 25367732, 38051598, 57077397, 76103196, 114154794, 228309588]

約数ペア:

[(1, 228309588), (2, 114154794), (3, 76103196), (4, 57077397), (6, 38051598), (9, 25367732), (12, 19025799), (13, 17562276), (18, 12683866), (26, 8781138), (36, 6341933), (39, 5854092), (52, 4390569), (71, 3215628), (78, 2927046), (117, 1951364), (142, 1607814), (156, 1463523), (213, 1071876), (234, 975682), (284, 803907), (426, 535938), (468, 487841), (639, 357292), (852, 267969), (923, 247356), (1278, 178646), (1846, 123678), (2556, 89323), (2769, 82452), (3692, 61839), (5538, 41226), (6871, 33228), (8307, 27484), (11076, 20613), (13742, 16614)]