65653965

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 125896680

約数和(自身を除く): 60242715

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 89, 97, 117, 169, 195, 267, 291, 445, 485, 507, 585, 801, 845, 873, 1157, 1261, 1335, 1455, 1521, 2535, 3471, 3783, 4005, 4365, 5785, 6305, 7605, 8633, 10413, 11349, 15041, 16393, 17355, 18915, 25899, 43165, 45123, 49179, 52065, 56745, 75205, 77697, 81965, 112229, 129495, 135369, 147537, 225615, 245895, 336687, 388485, 561145, 676845, 737685, 1010061, 1458977, 1683435, 4376931, 5050305, 7294885, 13130793, 21884655, 65653965]

約数ペア:

[(1, 65653965), (3, 21884655), (5, 13130793), (9, 7294885), (13, 5050305), (15, 4376931), (39, 1683435), (45, 1458977), (65, 1010061), (89, 737685), (97, 676845), (117, 561145), (169, 388485), (195, 336687), (267, 245895), (291, 225615), (445, 147537), (485, 135369), (507, 129495), (585, 112229), (801, 81965), (845, 77697), (873, 75205), (1157, 56745), (1261, 52065), (1335, 49179), (1455, 45123), (1521, 43165), (2535, 25899), (3471, 18915), (3783, 17355), (4005, 16393), (4365, 15041), (5785, 11349), (6305, 10413), (7605, 8633)]