397348545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{593}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 722608128

約数和(自身を除く): 325259583

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 131, 155, 165, 341, 393, 465, 593, 655, 1023, 1441, 1705, 1779, 1965, 2965, 4061, 4323, 5115, 6523, 7205, 8895, 12183, 18383, 19569, 20305, 21615, 32615, 44671, 55149, 60915, 77683, 91915, 97845, 134013, 202213, 223355, 233049, 275745, 388415, 606639, 670065, 854513, 1011065, 1165245, 2408173, 2563539, 3033195, 4272565, 7224519, 12040865, 12817695, 26489903, 36122595, 79469709, 132449515, 397348545]

約数ペア:

[(1, 397348545), (3, 132449515), (5, 79469709), (11, 36122595), (15, 26489903), (31, 12817695), (33, 12040865), (55, 7224519), (93, 4272565), (131, 3033195), (155, 2563539), (165, 2408173), (341, 1165245), (393, 1011065), (465, 854513), (593, 670065), (655, 606639), (1023, 388415), (1441, 275745), (1705, 233049), (1779, 223355), (1965, 202213), (2965, 134013), (4061, 97845), (4323, 91915), (5115, 77683), (6523, 60915), (7205, 55149), (8895, 44671), (12183, 32615), (18383, 21615), (19569, 20305)]