325688319

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 544012560

約数和(自身を除く): 218324241

約数列:

[1, 3, 9, 11, 33, 37, 59, 99, 111, 121, 137, 177, 333, 363, 407, 411, 531, 649, 1089, 1221, 1233, 1507, 1947, 2183, 3663, 4477, 4521, 5069, 5841, 6549, 7139, 8083, 13431, 13563, 15207, 16577, 19647, 21417, 24013, 24249, 40293, 45621, 49731, 55759, 64251, 72039, 72747, 88913, 149193, 167277, 216117, 264143, 266739, 299071, 501831, 613349, 792429, 800217, 897213, 978043, 1840047, 2377287, 2691639, 2934129, 3289781, 5520141, 8802387, 9869343, 29608029, 36187591, 108562773, 325688319]

約数ペア:

[(1, 325688319), (3, 108562773), (9, 36187591), (11, 29608029), (33, 9869343), (37, 8802387), (59, 5520141), (99, 3289781), (111, 2934129), (121, 2691639), (137, 2377287), (177, 1840047), (333, 978043), (363, 897213), (407, 800217), (411, 792429), (531, 613349), (649, 501831), (1089, 299071), (1221, 266739), (1233, 264143), (1507, 216117), (1947, 167277), (2183, 149193), (3663, 88913), (4477, 72747), (4521, 72039), (5069, 64251), (5841, 55759), (6549, 49731), (7139, 45621), (8083, 40293), (13431, 24249), (13563, 24013), (15207, 21417), (16577, 19647)]