921540356

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4357}}^1$

素因数の和:4425

約数の個数: 72

約数和(自身を含む): 1947503040

約数和(自身を除く): 1025962684

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 121, 209, 242, 253, 418, 437, 484, 506, 836, 874, 1012, 1748, 2299, 2783, 4357, 4598, 4807, 5566, 8714, 9196, 9614, 11132, 17428, 19228, 47927, 52877, 82783, 95854, 100211, 105754, 165566, 191708, 200422, 211508, 331132, 400844, 527197, 910613, 1054394, 1102321, 1821226, 1904009, 2108788, 2204642, 3642452, 3808018, 4409284, 7616036, 10016743, 12125531, 20033486, 20944099, 24251062, 40066972, 41888198, 48502124, 83776396, 230385089, 460770178, 921540356]

約数ペア:

[(1, 921540356), (2, 460770178), (4, 230385089), (11, 83776396), (19, 48502124), (22, 41888198), (23, 40066972), (38, 24251062), (44, 20944099), (46, 20033486), (76, 12125531), (92, 10016743), (121, 7616036), (209, 4409284), (242, 3808018), (253, 3642452), (418, 2204642), (437, 2108788), (484, 1904009), (506, 1821226), (836, 1102321), (874, 1054394), (1012, 910613), (1748, 527197), (2299, 400844), (2783, 331132), (4357, 211508), (4598, 200422), (4807, 191708), (5566, 165566), (8714, 105754), (9196, 100211), (9614, 95854), (11132, 82783), (17428, 52877), (19228, 47927)]