2019949425

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11321}}^1$

素因数の和:11411

約数の個数: 72

約数和(自身を含む): 3960480888

約数和(自身を除く): 1940531463

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 61, 65, 75, 117, 183, 195, 225, 305, 325, 549, 585, 793, 915, 975, 1525, 2379, 2745, 2925, 3965, 4575, 7137, 11321, 11895, 13725, 19825, 33963, 35685, 56605, 59475, 101889, 147173, 169815, 178425, 283025, 441519, 509445, 690581, 735865, 849075, 1324557, 2071743, 2207595, 2547225, 3452905, 3679325, 6215229, 6622785, 8977553, 10358715, 11037975, 17264525, 26932659, 31076145, 33113925, 44887765, 51793575, 80797977, 134663295, 155380725, 224438825, 403989885, 673316475, 2019949425]

約数ペア:

[(1, 2019949425), (3, 673316475), (5, 403989885), (9, 224438825), (13, 155380725), (15, 134663295), (25, 80797977), (39, 51793575), (45, 44887765), (61, 33113925), (65, 31076145), (75, 26932659), (117, 17264525), (183, 11037975), (195, 10358715), (225, 8977553), (305, 6622785), (325, 6215229), (549, 3679325), (585, 3452905), (793, 2547225), (915, 2207595), (975, 2071743), (1525, 1324557), (2379, 849075), (2745, 735865), (2925, 690581), (3965, 509445), (4575, 441519), (7137, 283025), (11321, 178425), (11895, 169815), (13725, 147173), (19825, 101889), (33963, 59475), (35685, 56605)]