28512315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 58496256

約数和(自身を除く): 29983941

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 47, 51, 61, 65, 85, 117, 141, 153, 183, 195, 221, 235, 255, 305, 423, 549, 585, 611, 663, 705, 765, 793, 799, 915, 1037, 1105, 1833, 1989, 2115, 2379, 2397, 2745, 2867, 3055, 3111, 3315, 3965, 3995, 5185, 5499, 7137, 7191, 8601, 9165, 9333, 9945, 10387, 11895, 11985, 13481, 14335, 15555, 25803, 27495, 31161, 35685, 35955, 37271, 40443, 43005, 46665, 48739, 51935, 67405, 93483, 111813, 121329, 129015, 146217, 155805, 186355, 202215, 243695, 335439, 438651, 467415, 559065, 606645, 633607, 731085, 1677195, 1900821, 2193255, 3168035, 5702463, 9504105, 28512315]

約数ペア:

[(1, 28512315), (3, 9504105), (5, 5702463), (9, 3168035), (13, 2193255), (15, 1900821), (17, 1677195), (39, 731085), (45, 633607), (47, 606645), (51, 559065), (61, 467415), (65, 438651), (85, 335439), (117, 243695), (141, 202215), (153, 186355), (183, 155805), (195, 146217), (221, 129015), (235, 121329), (255, 111813), (305, 93483), (423, 67405), (549, 51935), (585, 48739), (611, 46665), (663, 43005), (705, 40443), (765, 37271), (793, 35955), (799, 35685), (915, 31161), (1037, 27495), (1105, 25803), (1833, 15555), (1989, 14335), (2115, 13481), (2379, 11985), (2397, 11895), (2745, 10387), (2867, 9945), (3055, 9333), (3111, 9165), (3315, 8601), (3965, 7191), (3995, 7137), (5185, 5499)]