138431748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7457}}^1$

素因数の和:7501

約数の個数: 96

約数和(自身を含む): 420989184

約数和(自身を除く): 282557436

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 17, 21, 26, 28, 34, 39, 42, 51, 52, 68, 78, 84, 91, 102, 119, 156, 182, 204, 221, 238, 273, 357, 364, 442, 476, 546, 663, 714, 884, 1092, 1326, 1428, 1547, 2652, 3094, 4641, 6188, 7457, 9282, 14914, 18564, 22371, 29828, 44742, 52199, 89484, 96941, 104398, 126769, 156597, 193882, 208796, 253538, 290823, 313194, 380307, 387764, 507076, 581646, 626388, 678587, 760614, 887383, 1163292, 1357174, 1521228, 1647997, 1774766, 2035761, 2662149, 2714348, 3295994, 3549532, 4071522, 4943991, 5324298, 6591988, 8143044, 9887982, 10648596, 11535979, 19775964, 23071958, 34607937, 46143916, 69215874, 138431748]

約数ペア:

[(1, 138431748), (2, 69215874), (3, 46143916), (4, 34607937), (6, 23071958), (7, 19775964), (12, 11535979), (13, 10648596), (14, 9887982), (17, 8143044), (21, 6591988), (26, 5324298), (28, 4943991), (34, 4071522), (39, 3549532), (42, 3295994), (51, 2714348), (52, 2662149), (68, 2035761), (78, 1774766), (84, 1647997), (91, 1521228), (102, 1357174), (119, 1163292), (156, 887383), (182, 760614), (204, 678587), (221, 626388), (238, 581646), (273, 507076), (357, 387764), (364, 380307), (442, 313194), (476, 290823), (546, 253538), (663, 208796), (714, 193882), (884, 156597), (1092, 126769), (1326, 104398), (1428, 96941), (1547, 89484), (2652, 52199), (3094, 44742), (4641, 29828), (6188, 22371), (7457, 18564), (9282, 14914)]