19312425

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:70

約数の個数: 108

約数和(自身を含む): 41570256

約数和(自身を除く): 22257831

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 27, 33, 45, 51, 55, 75, 81, 85, 99, 135, 153, 165, 187, 225, 243, 255, 275, 289, 297, 405, 425, 459, 495, 561, 675, 765, 825, 867, 891, 935, 1215, 1275, 1377, 1445, 1485, 1683, 2025, 2295, 2475, 2601, 2673, 2805, 3179, 3825, 4131, 4335, 4455, 4675, 5049, 6075, 6885, 7225, 7425, 7803, 8415, 9537, 11475, 13005, 13365, 14025, 15147, 15895, 20655, 21675, 22275, 23409, 25245, 28611, 34425, 39015, 42075, 45441, 47685, 65025, 66825, 70227, 75735, 79475, 85833, 103275, 117045, 126225, 143055, 195075, 227205, 238425, 257499, 351135, 378675, 429165, 585225, 715275, 772497, 1136025, 1287495, 1755675, 2145825, 3862485, 6437475, 19312425]

約数ペア:

[(1, 19312425), (3, 6437475), (5, 3862485), (9, 2145825), (11, 1755675), (15, 1287495), (17, 1136025), (25, 772497), (27, 715275), (33, 585225), (45, 429165), (51, 378675), (55, 351135), (75, 257499), (81, 238425), (85, 227205), (99, 195075), (135, 143055), (153, 126225), (165, 117045), (187, 103275), (225, 85833), (243, 79475), (255, 75735), (275, 70227), (289, 66825), (297, 65025), (405, 47685), (425, 45441), (459, 42075), (495, 39015), (561, 34425), (675, 28611), (765, 25245), (825, 23409), (867, 22275), (891, 21675), (935, 20655), (1215, 15895), (1275, 15147), (1377, 14025), (1445, 13365), (1485, 13005), (1683, 11475), (2025, 9537), (2295, 8415), (2475, 7803), (2601, 7425), (2673, 7225), (2805, 6885), (3179, 6075), (3825, 5049), (4131, 4675), (4335, 4455)]