408923151

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 732791808

約数和(自身を除く): 323868657

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 71, 73, 91, 119, 213, 219, 221, 273, 289, 357, 497, 511, 663, 867, 923, 949, 1207, 1241, 1491, 1533, 1547, 2023, 2769, 2847, 3621, 3723, 3757, 4641, 5183, 6069, 6461, 6643, 8449, 8687, 11271, 15549, 15691, 16133, 19383, 19929, 20519, 21097, 25347, 26061, 26299, 36281, 47073, 48399, 61557, 63291, 67379, 78897, 88111, 108843, 109837, 112931, 143633, 147679, 202137, 264333, 266747, 274261, 329511, 338793, 430899, 443037, 471653, 616777, 800241, 822783, 1145443, 1414959, 1497887, 1850331, 1867229, 1919827, 3436329, 4493661, 5601687, 5759481, 8018101, 10485209, 19472531, 24054303, 31455627, 58417593, 136307717, 408923151]

約数ペア:

[(1, 408923151), (3, 136307717), (7, 58417593), (13, 31455627), (17, 24054303), (21, 19472531), (39, 10485209), (51, 8018101), (71, 5759481), (73, 5601687), (91, 4493661), (119, 3436329), (213, 1919827), (219, 1867229), (221, 1850331), (273, 1497887), (289, 1414959), (357, 1145443), (497, 822783), (511, 800241), (663, 616777), (867, 471653), (923, 443037), (949, 430899), (1207, 338793), (1241, 329511), (1491, 274261), (1533, 266747), (1547, 264333), (2023, 202137), (2769, 147679), (2847, 143633), (3621, 112931), (3723, 109837), (3757, 108843), (4641, 88111), (5183, 78897), (6069, 67379), (6461, 63291), (6643, 61557), (8449, 48399), (8687, 47073), (11271, 36281), (15549, 26299), (15691, 26061), (16133, 25347), (19383, 21097), (19929, 20519)]