201821774

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 390666240

約数和(自身を除く): 188844466

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 79, 106, 154, 158, 313, 371, 553, 583, 626, 742, 869, 1106, 1166, 1738, 2191, 3443, 4081, 4187, 4382, 6083, 6886, 8162, 8374, 12166, 16589, 24101, 24727, 29309, 33178, 46057, 48202, 49454, 58618, 92114, 116123, 173089, 182479, 232246, 271997, 322399, 346178, 364958, 543994, 644798, 1277353, 1310531, 1903979, 2554706, 2621062, 3807958, 9173717, 14415841, 18347434, 28831682, 100910887, 201821774]

約数ペア:

[(1, 201821774), (2, 100910887), (7, 28831682), (11, 18347434), (14, 14415841), (22, 9173717), (53, 3807958), (77, 2621062), (79, 2554706), (106, 1903979), (154, 1310531), (158, 1277353), (313, 644798), (371, 543994), (553, 364958), (583, 346178), (626, 322399), (742, 271997), (869, 232246), (1106, 182479), (1166, 173089), (1738, 116123), (2191, 92114), (3443, 58618), (4081, 49454), (4187, 48202), (4382, 46057), (6083, 33178), (6886, 29309), (8162, 24727), (8374, 24101), (12166, 16589)]