22118985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 47443968

約数和(自身を除く): 25324983

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 43, 45, 63, 69, 71, 105, 115, 129, 161, 207, 213, 215, 301, 315, 345, 355, 387, 483, 497, 639, 645, 805, 903, 989, 1035, 1065, 1449, 1491, 1505, 1633, 1935, 2415, 2485, 2709, 2967, 3053, 3195, 4473, 4515, 4899, 4945, 6923, 7245, 7455, 8165, 8901, 9159, 11431, 13545, 14697, 14835, 15265, 20769, 21371, 22365, 24495, 27477, 34293, 34615, 44505, 45795, 57155, 62307, 64113, 70219, 73485, 102879, 103845, 106855, 137385, 171465, 192339, 210657, 311535, 320565, 351095, 491533, 514395, 631971, 961695, 1053285, 1474599, 2457665, 3159855, 4423797, 7372995, 22118985]

約数ペア:

[(1, 22118985), (3, 7372995), (5, 4423797), (7, 3159855), (9, 2457665), (15, 1474599), (21, 1053285), (23, 961695), (35, 631971), (43, 514395), (45, 491533), (63, 351095), (69, 320565), (71, 311535), (105, 210657), (115, 192339), (129, 171465), (161, 137385), (207, 106855), (213, 103845), (215, 102879), (301, 73485), (315, 70219), (345, 64113), (355, 62307), (387, 57155), (483, 45795), (497, 44505), (639, 34615), (645, 34293), (805, 27477), (903, 24495), (989, 22365), (1035, 21371), (1065, 20769), (1449, 15265), (1491, 14835), (1505, 14697), (1633, 13545), (1935, 11431), (2415, 9159), (2485, 8901), (2709, 8165), (2967, 7455), (3053, 7245), (3195, 6923), (4473, 4945), (4515, 4899)]