197463855

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 342144000

約数和(自身を除く): 144680145

約数列:

[1, 3, 5, 15, 23, 59, 69, 89, 109, 115, 177, 267, 295, 327, 345, 445, 545, 885, 1335, 1357, 1635, 2047, 2507, 4071, 5251, 6141, 6431, 6785, 7521, 9701, 10235, 12535, 15753, 19293, 20355, 26255, 29103, 30705, 32155, 37605, 48505, 78765, 96465, 120773, 145515, 147913, 223123, 362319, 443739, 572359, 603865, 669369, 739565, 1115615, 1717077, 1811595, 2218695, 2861795, 3346845, 8585385, 13164257, 39492771, 65821285, 197463855]

約数ペア:

[(1, 197463855), (3, 65821285), (5, 39492771), (15, 13164257), (23, 8585385), (59, 3346845), (69, 2861795), (89, 2218695), (109, 1811595), (115, 1717077), (177, 1115615), (267, 739565), (295, 669369), (327, 603865), (345, 572359), (445, 443739), (545, 362319), (885, 223123), (1335, 147913), (1357, 145515), (1635, 120773), (2047, 96465), (2507, 78765), (4071, 48505), (5251, 37605), (6141, 32155), (6431, 30705), (6785, 29103), (7521, 26255), (9701, 20355), (10235, 19293), (12535, 15753)]