328461208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{3491}}^1$

素因数の和:4135

約数の個数: 32

約数和(自身を含む): 649512000

約数和(自身を除く): 321050792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 619, 1238, 2476, 3491, 4952, 6982, 11761, 13964, 23522, 27928, 47044, 66329, 94088, 132658, 265316, 530632, 2160929, 4321858, 8643716, 17287432, 41057651, 82115302, 164230604, 328461208]

約数ペア:

[(1, 328461208), (2, 164230604), (4, 82115302), (8, 41057651), (19, 17287432), (38, 8643716), (76, 4321858), (152, 2160929), (619, 530632), (1238, 265316), (2476, 132658), (3491, 94088), (4952, 66329), (6982, 47044), (11761, 27928), (13964, 23522)]