202078737

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{421}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 352859520

約数和(自身を除く): 150780783

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 401, 421, 1197, 1203, 1263, 2807, 2947, 3609, 3789, 7619, 7999, 8421, 8841, 22857, 23997, 25263, 26523, 53333, 55993, 68571, 71991, 159999, 167979, 168821, 479997, 503937, 506463, 1181747, 1519389, 3207599, 3545241, 9622797, 10635723, 22453193, 28868391, 67359579, 202078737]

約数ペア:

[(1, 202078737), (3, 67359579), (7, 28868391), (9, 22453193), (19, 10635723), (21, 9622797), (57, 3545241), (63, 3207599), (133, 1519389), (171, 1181747), (399, 506463), (401, 503937), (421, 479997), (1197, 168821), (1203, 167979), (1263, 159999), (2807, 71991), (2947, 68571), (3609, 55993), (3789, 53333), (7619, 26523), (7999, 25263), (8421, 23997), (8841, 22857)]