30904734

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 73446912

約数和(自身を除く): 42542178

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 131, 137, 246, 262, 274, 287, 393, 411, 574, 786, 822, 861, 917, 959, 1722, 1834, 1918, 2751, 2877, 5371, 5502, 5617, 5754, 10742, 11234, 16113, 16851, 17947, 32226, 33702, 35894, 37597, 39319, 53841, 75194, 78638, 107682, 112791, 117957, 125629, 225582, 235914, 251258, 376887, 735827, 753774, 1471654, 2207481, 4414962, 5150789, 10301578, 15452367, 30904734]

約数ペア:

[(1, 30904734), (2, 15452367), (3, 10301578), (6, 5150789), (7, 4414962), (14, 2207481), (21, 1471654), (41, 753774), (42, 735827), (82, 376887), (123, 251258), (131, 235914), (137, 225582), (246, 125629), (262, 117957), (274, 112791), (287, 107682), (393, 78638), (411, 75194), (574, 53841), (786, 39319), (822, 37597), (861, 35894), (917, 33702), (959, 32226), (1722, 17947), (1834, 16851), (1918, 16113), (2751, 11234), (2877, 10742), (5371, 5754), (5502, 5617)]