30850911

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 55444480

約数和(自身を除く): 24593569

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 139, 271, 273, 417, 813, 819, 973, 1251, 1807, 1897, 2439, 2919, 3523, 5421, 5691, 8757, 10569, 12649, 16263, 17073, 24661, 31707, 37669, 37947, 73983, 113007, 113841, 221949, 263683, 339021, 489697, 791049, 1469091, 2373147, 3427879, 4407273, 10283637, 30850911]

約数ペア:

[(1, 30850911), (3, 10283637), (7, 4407273), (9, 3427879), (13, 2373147), (21, 1469091), (39, 791049), (63, 489697), (91, 339021), (117, 263683), (139, 221949), (271, 113841), (273, 113007), (417, 73983), (813, 37947), (819, 37669), (973, 31707), (1251, 24661), (1807, 17073), (1897, 16263), (2439, 12649), (2919, 10569), (3523, 8757), (5421, 5691)]