438683076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21799}}^1$

素因数の和:21865

約数の個数: 72

約数和(自身を含む): 1222020800

約数和(自身を除く): 783337724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 20124, 21799, 43598, 65397, 87196, 130794, 196191, 261588, 283387, 392382, 566774, 784764, 850161, 937357, 1133548, 1700322, 1874714, 2550483, 2812071, 3400644, 3749428, 5100966, 5624142, 8436213, 10201932, 11248284, 12185641, 16872426, 24371282, 33744852, 36556923, 48742564, 73113846, 109670769, 146227692, 219341538, 438683076]

約数ペア:

[(1, 438683076), (2, 219341538), (3, 146227692), (4, 109670769), (6, 73113846), (9, 48742564), (12, 36556923), (13, 33744852), (18, 24371282), (26, 16872426), (36, 12185641), (39, 11248284), (43, 10201932), (52, 8436213), (78, 5624142), (86, 5100966), (117, 3749428), (129, 3400644), (156, 2812071), (172, 2550483), (234, 1874714), (258, 1700322), (387, 1133548), (468, 937357), (516, 850161), (559, 784764), (774, 566774), (1118, 392382), (1548, 283387), (1677, 261588), (2236, 196191), (3354, 130794), (5031, 87196), (6708, 65397), (10062, 43598), (20124, 21799)]