1649247068

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{733}}^1\times {\mathrm{751}}^1$

素因数の和:1602

約数の個数: 48

約数和(自身を含む): 3338302464

約数和(自身を除く): 1689055396

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 733, 749, 751, 1466, 1498, 1502, 2932, 2996, 3004, 5131, 5257, 10262, 10514, 20524, 21028, 78431, 80357, 156862, 160714, 313724, 321428, 549017, 550483, 562499, 1098034, 1100966, 1124998, 2196068, 2201932, 2249996, 3853381, 7706762, 15413524, 58901681, 117803362, 235606724, 412311767, 824623534, 1649247068]

約数ペア:

[(1, 1649247068), (2, 824623534), (4, 412311767), (7, 235606724), (14, 117803362), (28, 58901681), (107, 15413524), (214, 7706762), (428, 3853381), (733, 2249996), (749, 2201932), (751, 2196068), (1466, 1124998), (1498, 1100966), (1502, 1098034), (2932, 562499), (2996, 550483), (3004, 549017), (5131, 321428), (5257, 313724), (10262, 160714), (10514, 156862), (20524, 80357), (21028, 78431)]