221442298

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:763

約数の個数: 64

約数和(自身を含む): 437114880

約数和(自身を除く): 215672582

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 101, 154, 161, 202, 253, 322, 506, 619, 707, 1111, 1238, 1414, 1771, 2222, 2323, 3542, 4333, 4646, 6809, 7777, 8666, 13618, 14237, 15554, 16261, 25553, 28474, 32522, 47663, 51106, 62519, 95326, 99659, 125038, 156607, 178871, 199318, 313214, 357742, 437633, 687709, 875266, 1096249, 1375418, 1437937, 2192498, 2875874, 4813963, 9627926, 10065559, 15817307, 20131118, 31634614, 110721149, 221442298]

約数ペア:

[(1, 221442298), (2, 110721149), (7, 31634614), (11, 20131118), (14, 15817307), (22, 10065559), (23, 9627926), (46, 4813963), (77, 2875874), (101, 2192498), (154, 1437937), (161, 1375418), (202, 1096249), (253, 875266), (322, 687709), (506, 437633), (619, 357742), (707, 313214), (1111, 199318), (1238, 178871), (1414, 156607), (1771, 125038), (2222, 99659), (2323, 95326), (3542, 62519), (4333, 51106), (4646, 47663), (6809, 32522), (7777, 28474), (8666, 25553), (13618, 16261), (14237, 15554)]